Side by side

Phoibos Storm CorsairvsGrand Seiko STGK031

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

Storm Corsair
PhoibosStorm Corsair
MSRP $480
STGK031
Grand SeikoSTGK031
MSRP $6,600

At a glance

11 of 29 specs differ
Diameter
Storm Corsair40mm
STGK03130mm
Power Reserve
Storm Corsair40h
STGK03150h
Water Resistance
Storm Corsair200m
STGK031100m
MSRP
Storm Corsair$480
STGK031$6,600

Full specifications

Case

6 specs
Category
Diver
Dress
Diameter
40mm
30mm
Thickness
11.5mm
10.5mm
Lug-to-Lug
46mm
36.2mm
Lug Width
20mm
15mm
Water Resistance
200m
100m

Crystal & Dial

2 specs
Dial Color
Green
Black
Lume
Super-LumiNova
None

Movement

2 specs
Caliber
Miyota 9015
9S27
Power Reserve
40h
50h

Pricing

1 specs
MSRP
$480
$6,600

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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.

Phoibos Storm Corsair

Owners widely praise the Phoibos Storm Corsair for its quality and value, with many finding it superior to other brands in its price bracket and appreciating its excellent, bright lume. The watch features a thinner case and an updated movement, contributing to its strong value proposition, particularly with launch discounts. However, the bracelet is noted by some as feeling cheap, and one owner reported an internal bezel misalignment, suggesting a potential factory defect. On balance, owners rate the Phoibos Storm Corsair highly for its impressive lume and overall quality at the price point.

Grand Seiko STGK031

Grand Seiko STGK031 owners widely praise its subtle, light pink dial that shifts to appear white or silver depending on lighting, its refined 30mm case size, and its simple elegance. Some find the 30mm sizing perfect for wearability, with one owner noting it is ideal for those who find 38mm watches too large. The Zaratsu polishing is also a noted strength. However, the Calibre 9S27 movement has a 50-hour power reserve and an accuracy range of +8 to -3 seconds per day, which some consider modest for the price. On balance, owners and reviewers rate the Grand Seiko STGK031 highly for its versatile dial and refined 30mm case.

From video reviewers

The 50-hour power reserve of the Calibre 9S27 movement is a shared strength. The 36mm lug-to-lug measurement is a weakness. Reviewers disagreed on the premium feel of the polished stainless steel case and bracelet compared to Zaratsu polishing.

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