Tudor Black Bay 58 vs Citizen Tsuyosa Automatic (Green Dial)
Tudor's diver meets Citizen's timepiece
Quick Verdict
The Citizen Tsuyosa Automatic (Green Dial) ($250–$500) delivers Citizen/Miyota In-House Automatic technology in the tier below the Tudor Black Bay 58 ($2,500–$5,000). The Tsuyosa Automatic (Green Dial) measures 40mm and is rated 50m (5 ATM). The Black Bay 58 justifies its premium with Swiss Made heritage and Automatic Manufacture Calibre MT5402. Both represent excellent choices in the luxury watch category.
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Specifications Compared
| Feature | Tudor Black Bay 58 | Citizen Tsuyosa Automatic (Green Dial) |
|---|---|---|
| Price | $2,500–$5,000 | $250–$500 |
| Case Size | 39mm | 40mm |
| Movement | Automatic Manufacture Calibre MT5402 | Automatic Caliber 8210 |
| Caliber Type | In-House Automatic Manufacture (Kenissi) | Citizen/Miyota In-House Automatic |
| Power Reserve | 70 Hours | 40 Hours |
| Water Resistance | 200m (20 ATM) | 50m (5 ATM) |
| Crystal | Domed Sapphire | Sapphire Crystal with Cyclops |
| Case Material | 316L Stainless Steel | Stainless Steel |
| Origin | Swiss Made | Made in Japan |
Category-by-Category Analysis
Design & Aesthetics
Tudor's design language vs Citizen's approach
The Tudor Black Bay 58 features a 316L Stainless Steel case at 39mm with Domed Sapphire protection. The Citizen Tsuyosa Automatic (Green Dial) offers Stainless Steel construction at 40mm with Sapphire Crystal with Cyclops. Both represent their brand's distinct design philosophy and heritage.
Movement & Performance
Automatic Manufacture Calibre MT5402 vs Automatic Caliber 8210
The Black Bay 58 runs the Automatic Manufacture Calibre MT5402 (In-House Automatic Manufacture (Kenissi), 70 Hours power reserve) at 28,800 vph (4 Hz) frequency. The Tsuyosa Automatic (Green Dial) uses the Automatic Caliber 8210 (Citizen/Miyota In-House Automatic, 40 Hours reserve) at 21,600 vph (3 Hz). The Black Bay 58 edges ahead on power reserve.
Wearability & Fit
39mm vs 40mm — different wrist presence
At 39mm, the Black Bay 58 wears more compactly on smaller wrists compared to the Tsuyosa Automatic (Green Dial) at 40mm. Water resistance differs: 200m (20 ATM) vs 50m (5 ATM).
Value & Cost of Ownership
Citizen sits in the lower tier
The Tudor Black Bay 58 sits at $2,500–$5,000 and the Citizen Tsuyosa Automatic (Green Dial) at $250–$500. On the specs that outlast any price: the Black Bay 58 uses Domed Sapphire with 70 Hours, against Sapphire Crystal with Cyclops and 40 Hours on the Tsuyosa Automatic (Green Dial). Service intervals are typically 5-7 years for both.
Water Resistance
200m (20 ATM) vs 50m (5 ATM)
The Black Bay 58 is rated to 200m (20 ATM) while the Tsuyosa Automatic (Green Dial) handles 50m (5 ATM). The Black Bay 58 is better suited for water activities.
Our Verdict
Tudor
Black Bay 58
Choose the Tudor Black Bay 58 if you prioritize In-House Automatic Manufacture (Kenissi) engineering, Swiss Made craftsmanship, and 200m (20 ATM) water resistance. At $2,500–$5,000, it delivers Automatic Manufacture Calibre MT5402 with 70 Hours power reserve.
Check Price on AmazonCitizen
Tsuyosa Automatic (Green Dial)
Choose the Citizen Tsuyosa Automatic (Green Dial) if you value Citizen/Miyota In-House Automatic technology, Made in Japan heritage, and 40mm proportions. At $250–$500, the Automatic Caliber 8210 with 40 Hours power reserve makes it a compelling choice.
Check Price on AmazonThe Bottom Line
The Tudor Black Bay 58 and Citizen Tsuyosa Automatic (Green Dial) represent two distinct approaches to fine watchmaking — the Tudor bringing Swiss Made tradition while Citizen delivers Made in Japan engineering.
Frequently Asked Questions
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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.