DOXA SUB 250T GMTvsSynchron Sealab Ti300M

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

DOXA SUB 250T GMT at true scale

SUB 250T GMT

Synchron Sealab Ti300M at true scale

Sealab Ti300M

Diameter

40mm

41mm

Lug-to-Lug

n/a

45mm

Thickness

n/a

11.9mm

Water Resistance

250m

300m

highest

Power Reserve

50h

60h

highest

MSRP

$2,790

n/a

Movement

Automatic

La Joux-Perret G100

Case

6 specs
Diameter
40mm
41mm
Thickness
n/a
11.9mm
Lug-to-Lug
n/a
45mm
Lug Width
n/a
20mm
Material
Stainless Steel
Titanium
Water Resistance
250m
300m

Crystal & Dial

2 specs
AR Coating
Yes
n/a
Dial Color
Aquamarine
n/a

Movement

2 specs
Caliber
n/a
La Joux-Perret G100
Power Reserve
50h
60h

Pricing

1 specs
MSRP
$2,790
n/a
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Reviews

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

DOXA SUB 250T GMT

The DOXA SUB 250T GMT is widely praised for its compact 40mm case, slim 10.85mm thickness, and sub-43mm lug-to-lug measurement, making it exceptionally comfortable and wearable. Reviewers highlight its functional GMT complication, precise bezel action, and the classic Doxa design language, noting its competitive pricing around €2,550 or $2,450. The skeletonized GMT hand is a point of discussion, with some finding it quirky or less intuitive, though others note it looks better in person and is easy to ignore for dive purposes. The watch is available in nine dial colors, with specific limited editions carrying a slight premium. Overall, reviewers rate the DOXA SUB 250T GMT highly for its wearable dimensions and value proposition as a capable dive watch with added GMT functionality.

From video reviewers

The watch's refined and wearable 42mm case size is a strength. Reviewers noted the iconic Doxa aesthetic combined with GMT functionality. No shared weaknesses were identified.

Synchron Sealab Ti300M

The Synchron SEALAB Ti300M is praised for its 11.9mm brushed Grade 5 titanium case, offering a thinner profile than many dive watches. Owners find enjoyment in its specifications and appearance, noting its resemblance to the Doxa Sub300. The La Joux-Perret G100 movement is highlighted for its Soigné grade finishing and 60-hour power reserve, all presented at a compelling price point. Overall, owners and reviewers rate the Synchron SEALAB Ti300M highly for its comfortable, thinner case design and well-finished movement at the price.