Head-to-Head Comparison

Updated September 5, 2026

Bulova Devil Diver Oceanographer 96B350 vs Grand Seiko Godzilla 65th Anniversary SBGA405

Two divers compared — $500–$1,000 vs $25,000+

Quick Verdict

The Bulova Devil Diver Oceanographer 96B350 ($500–$1,000) offers Miyota Automatic precision in the tier below the Grand Seiko Godzilla 65th Anniversary SBGA405 ($25,000+). The Devil Diver Oceanographer 96B350 measures 41mm and is rated 200m (20 ATM). The Godzilla 65th Anniversary SBGA405 counters with Made in Japan craftsmanship and 200m (20 ATM) water resistance. Both are exceptional divers for their respective tiers.

BulovaDevil Diver Oceanographer 96B350$500–$1,000 Check price Grand SeikoGodzilla 65th Anniversary SBGA405$25,000+ Check price

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Bulova

Devil Diver Oceanographer 96B350

$500–$1,000

Check Price Full Review

Grand Seiko

Godzilla 65th Anniversary SBGA405

$25,000+

Check Price Full Review

Specifications Compared

Feature	Bulova Devil Diver Oceanographer 96B350	Grand Seiko Godzilla 65th Anniversary SBGA405
Price	$500–$1,000	$25,000+
Case Size	41mm	44.5mm
Movement	Automatic Miyota 8215	Spring Drive 9R15
Caliber Type	Miyota Automatic	Grand Seiko Spring Drive 9R15, rated +/-10 seconds per month
Power Reserve	42 Hours	About 72 hours
Water Resistance	200m (20 ATM)	200m (20 ATM)
Crystal	Sapphire Crystal	Sapphire Crystal
Case Material	Stainless Steel	High-intensity titanium
Origin	Made in Japan (Movement)	Made in Japan

Category-by-Category Analysis

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Design & Aesthetics

Edge: Draw

Bulova's design language vs Grand Seiko's approach

The Bulova Devil Diver Oceanographer 96B350 features a Stainless Steel case at 41mm with Sapphire Crystal protection. The Grand Seiko Godzilla 65th Anniversary SBGA405 offers High-intensity titanium construction at 44.5mm with Sapphire Crystal. Both represent their brand's distinct design philosophy and heritage.

⚙️

Movement & Performance

Edge: Grand Seiko

Automatic Miyota 8215 vs Spring Drive 9R15

The Devil Diver Oceanographer 96B350 runs the Automatic Miyota 8215 (Miyota Automatic, 42 Hours power reserve) at 21,600 vph (3 Hz) frequency. The Godzilla 65th Anniversary SBGA405 uses the Spring Drive 9R15 (Grand Seiko Spring Drive 9R15, rated +/-10 seconds per month, About 72 hours reserve) at standard. The Godzilla 65th Anniversary SBGA405 offers a longer power reserve.

📏

Wearability & Fit

Edge: Bulova

41mm vs 44.5mm — different wrist presence

At 41mm, the Devil Diver Oceanographer 96B350 wears more compactly on smaller wrists compared to the Godzilla 65th Anniversary SBGA405 at 44.5mm. Water resistance differs: 200m (20 ATM) vs 200m (20 ATM).

💰

Value & Cost of Ownership

Edge: Bulova

Bulova sits in the lower tier

The Bulova Devil Diver Oceanographer 96B350 sits at $500–$1,000 and the Grand Seiko Godzilla 65th Anniversary SBGA405 at $25,000+. On the specs that outlast any price: the Devil Diver Oceanographer 96B350 uses Sapphire Crystal with 42 Hours, against Sapphire Crystal and About 72 hours on the Godzilla 65th Anniversary SBGA405. Service intervals are typically 5-7 years for both.

💧

Water Resistance

Edge: Draw

200m (20 ATM) vs 200m (20 ATM)

The Devil Diver Oceanographer 96B350 is rated to 200m (20 ATM) while the Godzilla 65th Anniversary SBGA405 handles 200m (20 ATM). Both offer identical water resistance ratings.

Our Verdict

Bulova

Devil Diver Oceanographer 96B350

Choose the Bulova Devil Diver Oceanographer 96B350 if you prioritize Miyota Automatic engineering, Made in Japan (Movement) craftsmanship, and 200m (20 ATM) water resistance. At $500–$1,000, it delivers Automatic Miyota 8215 with 42 Hours power reserve.

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Grand Seiko

Godzilla 65th Anniversary SBGA405

Choose the Grand Seiko Godzilla 65th Anniversary SBGA405 if you value Grand Seiko Spring Drive 9R15, rated +/-10 seconds per month technology, Made in Japan heritage, and 44.5mm proportions. At $25,000+, the Spring Drive 9R15 with About 72 hours power reserve makes it a compelling choice.

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The Bottom Line

The Bulova Devil Diver Oceanographer 96B350 and Grand Seiko Godzilla 65th Anniversary SBGA405 represent two distinct approaches to the diver category — the Bulova bringing Made in Japan (Movement) tradition while Grand Seiko delivers Made in Japan engineering.

Frequently Asked Questions

The Bulova Devil Diver Oceanographer 96B350 is the better buy if you want a mechanical movement; the Grand Seiko Godzilla 65th Anniversary SBGA405 is the better buy if you want quartz accuracy with no servicing. On price, the Bulova Devil Diver Oceanographer 96B350 sits a band lower ($500–$1,000 against $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 Bulova Devil Diver Oceanographer 96B350 offers better upfront value, sitting a tier lower at $500–$1,000. However, the Grand Seiko Godzilla 65th Anniversary SBGA405 may justify its premium with superior finishing, heritage, or resale value.

Both are suitable for daily wear. The Devil Diver Oceanographer 96B350 at 41mm with 200m (20 ATM) water resistance handles everyday situations. The Godzilla 65th Anniversary SBGA405 at 44.5mm with 200m (20 ATM) is similarly capable. Both use Sapphire Crystal, which resists scratches well.

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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.