Side by side

Tudor 1926 39mm AutomaticvsFormex Reef 39.5 mm

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

1926 39mm Automatic
Tudor1926 39mm Automatic
MSRP $2,575
Reef 39.5 mm
FormexReef 39.5 mm
MSRP $2,230

At a glance

13 of 29 specs differ
Diameter
1926 39mm Automatic39mm
Reef 39.5 mm39.5mm
Power Reserve
1926 39mm Automatic38h
Reef 39.5 mm56h
Water Resistance
1926 39mm Automatic100m
Reef 39.5 mm300m
MSRP
1926 39mm Automatic$2,575
Reef 39.5 mm$2,230

Full specifications

Case

8 specs
Category
Dress
Diver
Diameter
39mm
39.5mm
Thickness
9.1mm
11mm
Lug-to-Lug
46mm
45.5mm
Lug Width
15mm
22mm
Finish
Polished
Brushed and polished
Water Resistance
100m
300m
Caseback
Solid screw-down
Solid

Crystal & Dial

2 specs
Dial Color
Silver
Bahama Blue
Lume
None
Super-LumiNova

Movement

2 specs
Caliber
T601
Sellita SW300-1
Power Reserve
38h
56h

Pricing

1 specs
MSRP
$2,575
$2,230

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What people say

Owners + reviewers, side by side

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

Tudor 1926 39mm Automatic

Owners widely praise the Tudor 1926 39mm Automatic for its gorgeous appearance in person and excellent value, feeling they receive more than they pay for. It is considered a versatile everyday watch, suitable as a dress watch with 330 ft water resistance. Some owners note the 39mm Tudor 1926 wears larger than its stated size due to its small bezel and big dial, though it feels perfect on wrists just under 7 inches. One reviewer notes the Tudor 1926 Luna variant features a moonphase complication and uses a Sellita SW280-1 movement with a 38-hour power reserve. On balance, owners and reviewers rate the Tudor 1926 39mm Automatic highly for its aesthetic appeal and perceived value.

Formex Reef 39.5 mm

The Formex Reef 39.5 mm is widely praised for its refined finishing, comfortable and well-proportioned case design, and impressive specifications for its price point, including COSC-certified Sellita SW300-1 movement and 300m water resistance. Owners and reviewers highlight the tool-less micro-adjust clasp and quick-release spring bars as practical features. Some reviewers note that the 22mm lug width feels slightly disproportionate to the smaller case, and the bracelet could benefit from more taper, though this is a point of contention for some owners who value the overall package. A prototype crown protrusion issue is noted as being addressed for production. On balance, owners and reviewers rate the Formex Reef 39.5 mm highly for its excellent value and well-executed design.

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