Side by side

Bremont S300vsGrand Seiko SBGW258

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

S300
BremontS300
MSRP $3,795
SBGW258
Grand SeikoSBGW258
MSRP $26,000

At a glance

13 of 29 specs differ
Diameter
S30040mm
SBGW25838mm
Power Reserve
S30040h
SBGW25872h
Water Resistance
S300300m
SBGW25830m
MSRP
S300$3,795
SBGW258$26,000

Full specifications

Case

7 specs
Category
Diver
Dress
Diameter
40mm
38mm
Thickness
10.9mm
Lug-to-Lug
45.8mm
Lug Width
19mm
Material
Stainless Steel
Gold
Water Resistance
300m
30m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
Orange
Black

Movement

3 specs
Caliber
BE-92AE
9S64
Type
Automatic
Manual
Power Reserve
40h
72h

Pricing

1 specs
MSRP
$3,795
$26,000

Follow this matchup

Get a note when Bremont S300 vs Grand Seiko SBGW258 gets more votes, a community discussion, or a price drop. No account needed.

What people say

Owners + reviewers, side by side

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

Bremont S300

Owners widely praise the Bremont S300 for its comfortable 40mm size, fitting well under a cuff, and its appealing dial and bezel color. The winding action is described as smooth, and timekeeping averages +3 seconds per day, with machining noted as being on par with higher-end brands. One owner suggests tapering the bracelet and adding a mixed brushing and polishing finish for improved dress-shirt wearability. However, some find its styling lacks uniqueness compared to competitors, and the approximately 49mm lug-to-lug measurement is considered unusually long and potentially ill-fitting on smaller wrists. Overall, owners rate the Bremont S300 highly for its wearability and finishing at its price point.

Grand Seiko SBGW258

The Grand Seiko SBGW258 is a yellow gold dress watch featuring a 38mm case and a manual-wind caliber 9S64 movement with a 72-hour power reserve, rated for accuracy to +5/-3 seconds per day. It includes a raised gold logo on the dial and comes with a brown leather strap. On balance, reviewers highlight the Grand Seiko SBGW258 as a classic, precious metal timepiece representing fine watchmaking tradition.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.