Side by side

Breitling Superocean Heritage 57vsGrand Seiko SBGR321

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

Superocean Heritage 57
BreitlingSuperocean Heritage 57
MSRP $6,200
SBGR321
Grand SeikoSBGR321
MSRP $5,200
What people say

Owners + reviewers, side by side

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

Breitling Superocean Heritage 57

The Breitling Superocean Heritage 57 is widely praised for its elegant, classy design reminiscent of 1950s dive watches, its thin case profile, and unique, wedge-shaped hour markers. Owners appreciate its comfortable, tapering mesh bracelet and excellent finishing, with some noting its slimness and lighter weight compared to previous models. The bezel is considered perfect in person, and the watch offers a divergence from typical Breitling design, paying tribute to the original 1957 model. However, the use of a rebranded ETA 2892A2 movement, a non-screw-down crown, and 100m water resistance are noted as points of contention for some at its price point, with one owner finding the lume weak. On balance, owners and reviewers rate the Breitling Superocean Heritage 57 highly for its unique aesthetics and comfortable wearability, with its slim case and distinctive indices being the primary drivers of its appeal.

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.

At a glance

16 of 29 specs differ
Diameter
Superocean Heritage 5742mm
SBGR32140mm
Power Reserve
Superocean Heritage 5742h
SBGR32172h
Water Resistance
Superocean Heritage 57100m
SBGR321100m
MSRP
Superocean Heritage 57$6,200
SBGR321$5,200

Full specifications

Case

7 specs
Category
Diver
Dress
Diameter
42mm
40mm
Thickness
9.99mm
13mm
Lug-to-Lug
46.6mm
Material
Stainless Steel & 18k Red Gold
Stainless Steel
Finish
Stainless steel
Brushed and polished
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Yes
Dial Color
Black
Indices
Applied

Movement

4 specs
Caliber
Breitling 10
9S65
Beat Rate
0 vph
28,800 vph
Power Reserve
42h
72h
Jewels
0
25

Pricing

1 specs
MSRP
$6,200
$5,200
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