Synchron Ti300M Sealab (Limited Edition)

The Synchron Ti300M Sealab (Limited Edition) is a current-production diver watch with a grey grade 5 case. It measures 41.0 mm across, 11.9 mm thick, 45 mm lug to lug, 50 g, and is water resistant to 300 m. Inside is the La Joux-Perret G100 (Soigne) automatic (adjusted 4 positions) movement, with 68 h power reserve. Complications: Time only. Priced from $1,390 ($990 launch; limited edition of 500, pre-order). Brand origin: Switzerland.

1 official photo · reader photos welcome

Reference

–

Type

Diver

Price

$1,390 · $990 launch; limited edition of 500, pre-order

Case diameter

41.0 mm

Thickness

11.9 mm

Lug-to-lug

45 mm

Water resistance

300 m

Weight

50 g (with strap)

Origin

Switzerland

Movement

Automatic (adjusted 4 positions)

Caliber

La Joux-Perret G100 (Soigne)

Power reserve

68 h

Complications

Time only

Material

Titanium

Grade / type

Grade 5

Colour

Grey

Hardness

–

Construction

–

Surface treatment

–

Caseback

–

Nickel-free

Not verified (contact-point materials not all confirmed)

Bracelet / strap

Rubber Tropic strap

Matching bracelet

–

Crystal

Flat sapphire, triple AR

Display back

No

Dial

Orange (Sealab)

Lume

Super-LumiNova X1

Availability

Offered

Status

Pre-order (limited edition of 500); maker page pending

Medium confidence Verified Jun 2026 Source: Synchron (maker; spec block) / The Time Bum (Sealab Ti300M) / Fratello (Synchron Sealab) Maker / listing ↗ Suggested by u/Potential-Peace6416

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