Side by side

Grand Seiko SBGW291vsZelos Helica

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

SBGW291
Grand SeikoSBGW291
MSRP $5,300
Helica
ZelosHelica
MSRP $499

At a glance

12 of 29 specs differ
Diameter
SBGW29136.5mm
Helica39mm
Power Reserve
SBGW29172h
Helica40h
Water Resistance
SBGW291100m
Helica100m
MSRP
SBGW291$5,300
Helica$499

Full specifications

Case

6 specs
Category
Dress
Diver
Diameter
36.5mm
39mm
Thickness
11.6mm
10.5mm
Lug-to-Lug
42.7mm
39mm
Lug Width
18mm
20mm
Material
Stainless Steel
316L Stainless Steel

Crystal & Dial

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

Movement

3 specs
Caliber
9S64
Miyota 9015
Type
Manual
Automatic
Power Reserve
72h
40h

Pricing

1 specs
MSRP
$5,300
$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 SBGW291

The Grand Seiko SBGW291 is praised for its charming 36.5mm size and a silver sunburst dial with sharply chamfered indices and dauphine hands. Reviewers note the hallmark Zaratsu polished surfaces and the hand-wound 9S64 movement, which provides accuracy between -3 to +5 seconds per day and a three-day power reserve. The case wears wonderfully on smaller wrists. However, its €5,200 price is considered high by one reviewer, especially without a steel bracelet, suggesting vintage options might be more appealing. Overall, reviewers consider the Grand Seiko SBGW291 a valid option for a simpler, smaller Grand Seiko experience, with its wearability and finishing being key strengths.

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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