Side by side

Bremont Supermarine 300MvsGruppo Gamma Field III

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

Supermarine 300M
BremontSupermarine 300M
MSRP $3,550
Field III
Gruppo GammaField III
MSRP $439

At a glance

12 of 29 specs differ
Diameter
Supermarine 300M40mm
Field III40mm
Power Reserve
Supermarine 300M40h
Field III41h
Water Resistance
Supermarine 300M300m
Field III200m
MSRP
Supermarine 300M$3,550
Field III$439

Full specifications

Case

6 specs
Category
Diver
Field
Thickness
12mm
14mm
Lug-to-Lug
48.5mm
Lug Width
20mm
22mm
Material
904L Stainless Steel
Stainless Steel
Water Resistance
300m
200m

Crystal & Dial

3 specs
AR Coating
Inner
Yes
Dial Color
Green
Black
Lume
None
Super-LumiNova

Movement

2 specs
Caliber
BE-92AE
Seiko Instruments NH38A
Power Reserve
40h
41h

Pricing

1 specs
MSRP
$3,550
$439

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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.

Bremont Supermarine 300M

The Bremont Supermarine 300M is praised for its comfortable 40mm and 42mm case sizes, with owners noting the 42mm wears well on smaller wrists due to its lug design. One owner highlights the 13mm thinness of the 40mm case, considered compact for a 300m diver. The watch is priced at $1375. On balance, owners and reviewers appreciate the Bremont Supermarine 300M for its wearability and compact dimensions, especially for a dive watch.

Gruppo Gamma Field III

The watch's 200m water resistance is a notable strength. A weakness is the use of the Seiko NH34A GMT movement, which might be considered less desirable than some other options due to its relatively lower grade compared to other movements in this price range.

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