Side by side

Grand Seiko SBGE277vsZelos Helica

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

SBGE277
Grand SeikoSBGE277
MSRP $6,800
Helica
ZelosHelica
MSRP $499

At a glance

13 of 29 specs differ
Diameter
SBGE27744mm
Helica39mm
Power Reserve
SBGE27772h
Helica40h
Water Resistance
SBGE277200m
Helica100m
MSRP
SBGE277$6,800
Helica$499

Full specifications

Case

7 specs
Category
GMT
Diver
Diameter
44mm
39mm
Thickness
14.7mm
10.5mm
Lug-to-Lug
50.8mm
39mm
Lug Width
21mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
100m

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Dial Color
Black
39 - Wave MOP

Movement

3 specs
Caliber
9R66
Miyota 9015
Type
Spring Drive
Automatic
Power Reserve
72h
40h

Pricing

1 specs
MSRP
$6,800
$499

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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.

Zelos Helica

Owners widely praise the Zelos Helica for its stunning, often color-shifting dials, with specific mentions of the MoP, slate grey, 'Steel Blue', and red opal variants being particularly captivating and artful. The 39mm case size is noted as fitting well on smaller wrists, and the overall build quality and finishing for the price are frequently highlighted as impressive, with one owner calling it "a lot of watch for the price." Some owners appreciate the novel bracelet designs and full lume dials, while others find the bracelet and clasp edges sharp or the clasp lacking on-the-fly adjustment. Opinions on the date window are mixed, with one owner disliking it. The Zelos Helica Moonphase was considered cluttered by one owner, and its $1K USD price point was felt to be steep by another, though popular variants sold out rapidly. Overall, owners rate the Zelos Helica highly for its striking dial designs and impressive value proposition.

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