Side by side

Grand Seiko SBGR321vsBoldr The Boys

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

SBGR321
Grand SeikoSBGR321
MSRP $5,200
The Boys
BoldrThe Boys
MSRP $299

At a glance

11 of 29 specs differ
Diameter
SBGR32140mm
The Boys38mm
Power Reserve
SBGR32172h
The Boys40h
Water Resistance
SBGR321100m
The Boys200m
MSRP
SBGR321$5,200
The Boys$299

Full specifications

Case

6 specs
Category
Dress
Tool
Diameter
40mm
38mm
Thickness
13mm
12mm
Lug-to-Lug
46.6mm
44mm
Material
Stainless Steel
Titanium
Water Resistance
100m
200m

Crystal & Dial

2 specs
Dial Color
Black
The Boys' Brigade 90th Anniversary Edition
Lume
None
Super-LumiNova

Movement

2 specs
Caliber
9S65
Seiko NH35A
Power Reserve
72h
40h

Pricing

1 specs
MSRP
$5,200
$299

Follow this matchup

Get a note when Grand Seiko SBGR321 vs Boldr The Boys 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.

Grand Seiko SBGR321

Grand Seiko SBGR321 owners and reviewers widely praise its attractive design, compelling dimensions, and robust movement. The watch features sharp case lines with contrasting brushing and polishing, a 40mm steel case that provides presence without bulk, and 100m water resistance. Its sunburst blue dial, inspired by the dawn sky over Mount Iwate, showcases Grand Seiko's signature finishing on applied markers and hands, with a red-tipped seconds hand. The 9S65 automatic movement is noted for its precision, running within specifications, with one source reporting a +5 to -3 seconds a day rate and a 3-day power reserve. A blue rotor with a crimson rim, also inspired by Mount Iwate, is visible through the display caseback. On balance, owners and reviewers rate the Grand Seiko SBGR321 highly for its exceptional finishing and compelling blue dial design at its price point.

Boldr The Boys

Boldr The Boys is praised for its lightweight, durable titanium case, ergonomic lugs, and excellent legibility with strong lume. Owners note the competitive price and good customer service, while reviewers highlight the reliable SII NH35A movement and 200m water resistance. Some owners report that titanium scratches easily and question the brand's history and recognition. On balance, owners and reviewers rate Boldr The Boys highly for its practical features and value at $299.

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.