Side by side

Grand Seiko SBGE277vsSpinnaker Spence 300

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

SBGE277
Grand SeikoSBGE277
MSRP $6,800
Spence 300
SpinnakerSpence 300
MSRP $650

At a glance

13 of 29 specs differ
Diameter
SBGE27744mm
Spence 30040mm
Power Reserve
SBGE27772h
Spence 30040h
Water Resistance
SBGE277200m
Spence 300300m
MSRP
SBGE277$6,800
Spence 300$650

Full specifications

Case

7 specs
Category
GMT
Diver
Diameter
44mm
40mm
Thickness
14.7mm
11.5mm
Lug-to-Lug
50.8mm
48mm
Lug Width
21mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
300m

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Dial Color
Black
Aquamarine

Movement

3 specs
Caliber
9R66
SII NH35A
Type
Spring Drive
Automatic
Power Reserve
72h
40h

Pricing

1 specs
MSRP
$6,800
$650

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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 SBGE277

Owners find the Grand Seiko SBGE277 gorgeous, with one owner noting their wrist size can accommodate it. The watch was purchased in Japan for $4950 USD, benefiting from a 35-year low yen. One owner expresses significant concern over reported negative experiences with the brand's New Jersey service center, fearing long wait times and subpar treatment. On balance, owners find the Grand Seiko SBGE277 gorgeous, though service center experiences are a notable concern for some.

Spinnaker Spence 300

The Spinnaker Spence 300 is widely praised for its slim 10.9mm case and 40mm diameter, offering a comfortable and uncommon thin diver design at its price point. Reviewers and owners highlight its value, especially below $350, and its blend of retro design with modern specifications, including a 300m depth rating and a fully indexed bezel. Some owners, however, find the dial printing and bracelet finishing to be less refined, with one noting the bracelet's male end links as a drawback. The consensus is that the Spinnaker Spence 300 is highly regarded for its exceptional value and wearable dimensions, making it a strong contender for an everyday sports watch.

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