San Martin SN027-T3 Grade 5 Titanium Diver 43mm
The San Martin SN027-T3 Grade 5 Titanium Diver 43mm is a current-production diver watch with a grey grade 5 case, finished with brushed. It measures 43.0 mm across, 12.5 mm thick, 51 mm lug to lug, 86 g, and is water resistant to 200 m. Inside is the Seagull ST2100 automatic movement, with 60 h power reserve. Complications: Date. Priced from $350 (USD 350 (list 510)). Brand origin: China.


- Reference
- –
- Type
- Diver
- Price
- $350 · USD 350 (list 510)
- Case diameter
- 43.0 mm
- Thickness
- 12.5 mm
- Lug-to-lug
- 51 mm
- Water resistance
- 200 m
- Weight
- 86 g (with bracelet)
- Origin
- China
- Movement
- Automatic
- Caliber
- Seagull ST2100
- Power reserve
- 60 h
- Complications
- Date
- Material
- Titanium
- Grade / type
- Grade 5
- Colour
- Grey
- Hardness
- –
- Construction
- –
- Surface treatment
- Brushed
- Caseback
- Titanium
- Nickel-free
- Yes
- Bracelet / strap
- Titanium bracelet or leather strap
- Matching bracelet
- Optional (or strap)
- Crystal
- Sapphire, AR coated
- Display back
- No
- Dial
- Multiple; titanium bezel
- Lume
- BGW9 Super-LumiNova
- Availability
- Offered
- Status
- Current
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Frequently asked questions
Is the San Martin SN027-T3 Grade 5 Titanium Diver 43mm nickel-free?
Yes. Nothing nickel-bearing touches the skin: a grey grade 5 case with a titanium caseback, plus a non-steel crown and strap. The Wristwatch Field Guide marks it nickel-free for whole-watch skin contact. If your allergy is severe, confirm the contact points with the maker.
What is the case material of the San Martin SN027-T3 Grade 5 Titanium Diver 43mm?
The San Martin SN027-T3 Grade 5 Titanium Diver 43mm has a grey grade 5 case with a titanium caseback. This is confirmed against the maker spec.
What size is the San Martin SN027-T3 Grade 5 Titanium Diver 43mm?
It is 43.0 mm in diameter, 12.5 mm thick, 51 mm lug to lug, and water resistant to 200 m.
How much does the San Martin SN027-T3 Grade 5 Titanium Diver 43mm weigh?
About 86 g (w/ bracelet).
How much does the San Martin SN027-T3 Grade 5 Titanium Diver 43mm cost, and is it available?
It is current-production and lists from $350.
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