Side by side

Bremont Supermarine 300MvsBaltic HMS 003

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

Supermarine 300M
BremontSupermarine 300M
MSRP $3,550
HMS 003
BalticHMS 003
MSRP $416

At a glance

11 of 29 specs differ
Diameter
Supermarine 300M40mm
HMS 00336mm
Power Reserve
Supermarine 300M40h
HMS 00360h
Water Resistance
Supermarine 300M300m
HMS 00350m
MSRP
Supermarine 300M$3,550
HMS 003$416

Full specifications

Case

6 specs
Category
Diver
Sport
Diameter
40mm
36mm
Thickness
12mm
13mm
Lug-to-Lug
46mm
Material
904L Stainless Steel
Stainless Steel
Water Resistance
300m
50m

Crystal & Dial

2 specs
Crystal
Sapphire
Hesalite
Dial Color
Green
Blue Gilt

Movement

2 specs
Caliber
BE-92AE
Miyota 8315
Power Reserve
40h
60h

Pricing

1 specs
MSRP
$3,550
$416

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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.

Baltic HMS 003

The Baltic HMS 003 is widely praised for its vintage charm, featuring a three-dimensional sector dial with a deep blue and gilt color scheme, heat-treated blue hands, and varied textures. Owners and reviewers highlight its 36.5mm case size, high-dome crystal, and Beads of Rice bracelet as particularly appealing. The Miyota 8315 automatic movement provides a 60-hour power reserve and stop-seconds function. One owner notes the domed hesalite crystal is prone to scratching. Overall, owners and reviewers rate the Baltic HMS 003 highly for its unbelievably gorgeous design and vintage aesthetic at its price point.

From video reviewers

The Baltic HMS 003's downsized case to 36.5mm is a significant strength, making it a genuinely vintage-sized watch. A notable trade-off is the relatively thin lume on the watch, which is 'not the brightest' but still functional. Reviewers disagree on the watch's overall build quality, with one reviewer stating it has "better finishing" than the previous model, while another reviewer notes that specific details about the watch's finishing, indexes, or overall build quality are not mentioned.

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