Head-to-Head Comparison

Updated September 5, 2026

Seiko Presage Cocktail Time vs Rolex Oyster Perpetual Date 15238 (18k yellow gold, 34mm, champagne dial)

Seiko's dress watch meets Rolex's timepiece

Quick Verdict

The Seiko Presage Cocktail Time ($250–$500) offers Seiko In-House Automatic precision in the tier below the Rolex Oyster Perpetual Date 15238 (18k yellow gold, 34mm, champagne dial) ($10,000–$25,000). The Presage Cocktail Time measures 40.5mm and is rated 50m (5 ATM). The Oyster Perpetual Date 15238 (18k yellow gold, 34mm, champagne dial) counters with Swiss Made craftsmanship and 100m (10 ATM) water resistance. Both are exceptional watches for their respective tiers.

SeikoPresage Cocktail Time$250–$500 Check price RolexOyster Perpetual Date 15238 (18k yellow gold, 34mm, champagne dial)$10,000–$25,000 Check price

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Seiko

Presage Cocktail Time

$250–$500

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Rolex

Oyster Perpetual Date 15238 (18k yellow gold, 34mm, champagne dial)

$10,000–$25,000

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Specifications Compared

Feature	Seiko Presage Cocktail Time	Rolex Oyster Perpetual Date 15238 (18k yellow gold, 34mm, champagne dial)
Price	$250–$500	$10,000–$25,000
Case Size	40.5mm	34mm
Movement	Automatic Caliber 4R35	Automatic, Rolex calibre 3135, quickset date
Caliber Type	Seiko In-House Automatic	Rolex 3135, chronometer certified
Power Reserve	41 Hours	About 48 hours
Water Resistance	50m (5 ATM)	100m (10 ATM)
Crystal	Hardlex Crystal	Sapphire Crystal, Cyclops
Case Material	Stainless Steel	18k yellow gold, fluted bezel
Origin	Made in Japan	Swiss Made

Category-by-Category Analysis

🎨

Design & Aesthetics

Edge: Draw

Seiko's design language vs Rolex's approach

The Seiko Presage Cocktail Time features a Stainless Steel case at 40.5mm with Hardlex Crystal protection. The Rolex Oyster Perpetual Date 15238 (18k yellow gold, 34mm, champagne dial) offers 18k yellow gold, fluted bezel construction at 34mm with Sapphire Crystal, Cyclops. Both represent their brand's distinct design philosophy and heritage.

⚙️

Movement & Performance

Edge: Rolex

Automatic Caliber 4R35 vs Automatic, Rolex calibre 3135, quickset date

The Presage Cocktail Time runs the Automatic Caliber 4R35 (Seiko In-House Automatic, 41 Hours power reserve) at 21,600 vph (3 Hz) frequency. The Oyster Perpetual Date 15238 (18k yellow gold, 34mm, champagne dial) uses the Automatic, Rolex calibre 3135, quickset date (Rolex 3135, chronometer certified, About 48 hours reserve) at standard. The Oyster Perpetual Date 15238 (18k yellow gold, 34mm, champagne dial) offers a longer power reserve.

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Wearability & Fit

Edge: Rolex

40.5mm vs 34mm — different wrist presence

At 40.5mm, the Presage Cocktail Time has a bolder wrist presence compared to the Oyster Perpetual Date 15238 (18k yellow gold, 34mm, champagne dial) at 34mm. Water resistance differs: 50m (5 ATM) vs 100m (10 ATM).

💰

Value & Cost of Ownership

Edge: Seiko

Seiko sits in the lower tier

The Seiko Presage Cocktail Time sits at $250–$500 and the Rolex Oyster Perpetual Date 15238 (18k yellow gold, 34mm, champagne dial) at $10,000–$25,000. On the specs that outlast any price: the Presage Cocktail Time uses Hardlex Crystal with 41 Hours, against Sapphire Crystal, Cyclops and About 48 hours on the Oyster Perpetual Date 15238 (18k yellow gold, 34mm, champagne dial). Service intervals are typically 5-7 years for both.

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Water Resistance

Edge: Rolex

50m (5 ATM) vs 100m (10 ATM)

The Presage Cocktail Time is rated to 50m (5 ATM) while the Oyster Perpetual Date 15238 (18k yellow gold, 34mm, champagne dial) handles 100m (10 ATM). The Oyster Perpetual Date 15238 (18k yellow gold, 34mm, champagne dial) offers superior water resistance.

Our Verdict

Seiko

Presage Cocktail Time

Choose the Seiko Presage Cocktail Time if you prioritize Seiko In-House Automatic engineering, Made in Japan craftsmanship, and 50m (5 ATM) water resistance. At $250–$500, it delivers Automatic Caliber 4R35 with 41 Hours power reserve.

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Rolex

Oyster Perpetual Date 15238 (18k yellow gold, 34mm, champagne dial)

Choose the Rolex Oyster Perpetual Date 15238 (18k yellow gold, 34mm, champagne dial) if you value Rolex 3135, chronometer certified technology, Swiss Made heritage, and 34mm proportions. At $10,000–$25,000, the Automatic, Rolex calibre 3135, quickset date with About 48 hours power reserve makes it a compelling choice.

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The Bottom Line

The Seiko Presage Cocktail Time and Rolex Oyster Perpetual Date 15238 (18k yellow gold, 34mm, champagne dial) represent two distinct approaches to fine watchmaking — the Seiko bringing Made in Japan tradition while Rolex delivers Swiss Made engineering.

Frequently Asked Questions

For water, the Rolex Oyster Perpetual Date 15238 (18k yellow gold, 34mm, champagne dial) is rated 100 m against 50 m, which is the difference between swimming and diving on one side and splashes on the other. On price, the Seiko Presage Cocktail Time sits a band lower ($250–$500 against $10,000–$25,000), so it is the cheaper way into the category. Neither is better at everything; the spec table above shows movement, case size, water resistance and crystal side by side so you can weigh what matters to you. We do not test units, so this is the makers' data, not a bench result.

The Seiko Presage Cocktail Time offers better upfront value, sitting a tier lower at $250–$500. However, the Rolex Oyster Perpetual Date 15238 (18k yellow gold, 34mm, champagne dial) may justify its premium with superior finishing, heritage, or resale value.

Both are suitable for daily wear. The Presage Cocktail Time at 40.5mm with 50m (5 ATM) water resistance handles everyday situations. The Oyster Perpetual Date 15238 (18k yellow gold, 34mm, champagne dial) at 34mm with 100m (10 ATM) is similarly capable. The Presage Cocktail Time uses Hardlex Crystal while the Oyster Perpetual Date 15238 (18k yellow gold, 34mm, champagne dial) uses Sapphire Crystal, Cyclops.

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How This Page Was Made

Our comparisons are generated from a hand-maintained specification database and reviewed under our editorial standards. We use AI tools to assemble pages from that data. We don’t invent specs: every number traces back to the database, and when we correct an entry, the fix is applied site-wide. As an Amazon Associate, The Horologist earns from qualifying purchases.