Side by side

Grand Seiko STGK031vsAevig Thule sportswatch

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

STGK031
Grand SeikoSTGK031
MSRP $6,600
Thule sportswatch
AevigThule sportswatch
MSRP $593

At a glance

11 of 29 specs differ
Diameter
STGK03130mm
Thule sportswatch39mm
Power Reserve
STGK03150h
Thule sportswatch41h
Water Resistance
STGK031100m
Thule sportswatch100m
MSRP
STGK031$6,600
Thule sportswatch$593

Full specifications

Case

6 specs
Category
Dress
Diameter
30mm
39mm
Thickness
10.5mm
12.3mm
Lug-to-Lug
36.2mm
48.5mm
Lug Width
15mm
20mm
Material
Stainless Steel
Titanium

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Lume
None
Superluminova

Movement

2 specs
Caliber
9S27
Seiko NH35
Power Reserve
50h
41h

Pricing

1 specs
MSRP
$6,600
$593

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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 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.

Aevig Thule sportswatch

The Aevig Thule sportswatch is widely praised for its 70s-inspired design, lightweight titanium case with a hardness coating, and comfortable wearability. Owners note the NH34 GMT movement's accurate regulation, often seeing 1-2 seconds fast per day, and appreciate the excellent anti-reflective coating, sapphire crystal, and quick-release bracelet. Some reviewers, however, express a desire for dressier styling and sharper case angles, with one owner pointing out potential irregularities on the skeletonized hour markers. Overall, owners rate the Aevig Thule sportswatch highly for its original design and value.

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