Side by side

Grand Seiko SBGR261vsSeiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition

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

SBGR261
Grand SeikoSBGR261
MSRP $4,900

At a glance

13 of 29 specs differ
Diameter
SBGR26139.5mm
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition44mm
Power Reserve
SBGR26172h
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition50h
Water Resistance
SBGR26130m
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition200m
MSRP
SBGR261$4,900
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition$3,300

Full specifications

Case

6 specs
Category
Dress
Diver
Diameter
39.5mm
44mm
Thickness
13.1mm
13mm
Lug-to-Lug
46.9mm
49.3mm
Lug Width
19mm
20mm
Water Resistance
30m
200m

Crystal & Dial

3 specs
Crystal Shape
Flat
Curved
AR Coating
Yes
Anti-reflective coating on inner surface
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
9S65
8L35
Power Reserve
72h
50h
Jewels
25
26

Pricing

1 specs
MSRP
$4,900
$3,300

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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.

Grand Seiko SBGR261

Grand Seiko SBGR261 owners praise its perfect 39.5mm dimensions, beautiful cream lacquered dial with a silver date disc, and blued second hand, noting the excellent finishing for its price point and its suitability for formal events. Some find the design too safe and the cream dial with leather strap less appealing, while others flag its over 13mm thickness as too tall for a dress watch. The movement finishing is described as rudimentary, though the 9S65 automatic is considered well-made and a terrific value. Overall, owners rate the Grand Seiko SBGR261 highly for its classic design and excellent finishing at its price.

Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition

Owners widely praise the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition for its attractive, well-made design and gorgeous dial, noting its jewel-toned teal color and rippling-water pattern. The bezel action is smooth with a muted sound, and the case and bracelet offer a more comfortable feel than previous iterations. However, multiple owners express disappointment with the accuracy of the 6R movement at its price point, with some noting theirs runs slow, and consider the price too high. The steep rehaut and marker size make the 24-hour numbers difficult to read, and some find the case design makes the watch feel top-heavy despite wearing smaller. Overall, owners rate the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition highly for its striking dial and refined case design, despite concerns regarding movement accuracy at its price.

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