Head-to-Head Comparison

Bulova Surveyor Automatic vs Seiko Prospex Samurai SRPL13

Bulova's dress watch meets Seiko's diver

Quick Verdict

The Bulova Surveyor Automatic ($250–$500) offers Miyota Automatic precision in the tier below the Seiko Prospex Samurai SRPL13 ($500–$1,000). The Surveyor Automatic measures 39mm and is rated 30m (3 ATM). The Prospex Samurai SRPL13 counters with Made in Japan craftsmanship and 200m (20 ATM) water resistance. Both are exceptional watches for their respective tiers.

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Bulova Surveyor Automatic

Bulova

Surveyor Automatic

$250–$500

Seiko Prospex Samurai SRPL13

Seiko

Prospex Samurai SRPL13

$500–$1,000

Specifications Compared

FeatureBulova Surveyor AutomaticSeiko Prospex Samurai SRPL13
Price$250–$500$500–$1,000
Case Size39mm41.7mm
MovementAutomatic Miyota 8215Automatic Caliber 4R35
Caliber TypeMiyota AutomaticSeiko In-House Automatic
Power Reserve42 Hours41 Hours
Water Resistance30m (3 ATM)200m (20 ATM)
CrystalSapphire CrystalHardlex Crystal
Case MaterialStainless SteelStainless Steel
OriginMade in Japan (Movement)Made in Japan

Category-by-Category Analysis

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Design & Aesthetics

Edge: Draw

Bulova's design language vs Seiko's approach

The Bulova Surveyor Automatic features a Stainless Steel case at 39mm with Sapphire Crystal protection. The Seiko Prospex Samurai SRPL13 offers Stainless Steel construction at 41.7mm with Hardlex Crystal. Both represent their brand's distinct design philosophy and heritage.

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Movement & Performance

Edge: Bulova

Automatic Miyota 8215 vs Automatic Caliber 4R35

The Surveyor Automatic runs the Automatic Miyota 8215 (Miyota Automatic, 42 Hours power reserve) at 21,600 vph (3 Hz) frequency. The Prospex Samurai SRPL13 uses the Automatic Caliber 4R35 (Seiko In-House Automatic, 41 Hours reserve) at 21,600 vph (3 Hz). The Surveyor Automatic edges ahead on power reserve.

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Wearability & Fit

Edge: Bulova

39mm vs 41.7mm — different wrist presence

At 39mm, the Surveyor Automatic wears more compactly on smaller wrists compared to the Prospex Samurai SRPL13 at 41.7mm. Water resistance differs: 30m (3 ATM) vs 200m (20 ATM).

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Value & Cost of Ownership

Edge: Bulova

Bulova sits in the lower tier

The Bulova Surveyor Automatic sits at $250–$500 and the Seiko Prospex Samurai SRPL13 at $500–$1,000. On the specs that outlast any price: the Surveyor Automatic uses Sapphire Crystal with 42 Hours, against Hardlex Crystal and 41 Hours on the Prospex Samurai SRPL13. Service intervals are typically 5-7 years for both.

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Water Resistance

Edge: Seiko

30m (3 ATM) vs 200m (20 ATM)

The Surveyor Automatic is rated to 30m (3 ATM) while the Prospex Samurai SRPL13 handles 200m (20 ATM). The Prospex Samurai SRPL13 offers superior water resistance.

Our Verdict

Bulova

Surveyor Automatic

Choose the Bulova Surveyor Automatic if you prioritize Miyota Automatic engineering, Made in Japan (Movement) craftsmanship, and 30m (3 ATM) water resistance. At $250–$500, it delivers Automatic Miyota 8215 with 42 Hours power reserve.

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Seiko

Prospex Samurai SRPL13

Choose the Seiko Prospex Samurai SRPL13 if you value Seiko In-House Automatic technology, Made in Japan heritage, and 41.7mm proportions. At $500–$1,000, the Automatic Caliber 4R35 with 41 Hours power reserve makes it a compelling choice.

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The Bottom Line

The Bulova Surveyor Automatic and Seiko Prospex Samurai SRPL13 represent two distinct approaches to fine watchmaking — the Bulova bringing Made in Japan (Movement) tradition while Seiko delivers Made in Japan engineering.

Frequently Asked Questions

Neither is objectively better — they serve different preferences. The Bulova Surveyor Automatic ($250–$500) offers Automatic Miyota 8215 with 42 Hours power reserve, while the Seiko Prospex Samurai SRPL13 ($500–$1,000) features Automatic Caliber 4R35 with 200m (20 ATM) water resistance. Choose based on your priorities: Made in Japan (Movement) craftsmanship vs Made in Japan engineering.
The Bulova Surveyor Automatic offers better upfront value, sitting a tier lower at $250–$500. However, the Seiko Prospex Samurai SRPL13 may justify its premium with superior finishing, heritage, or resale value.
Both are suitable for daily wear. The Surveyor Automatic at 39mm with 30m (3 ATM) water resistance handles everyday situations. The Prospex Samurai SRPL13 at 41.7mm with 200m (20 ATM) is similarly capable. The Surveyor Automatic uses Sapphire Crystal while the Prospex Samurai SRPL13 uses Hardlex Crystal.

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.