Side by side

Grand Seiko STGK031vsYema Rallygraf Meca-Quartz II

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

STGK031
Grand SeikoSTGK031
MSRP $6,600
Rallygraf Meca-Quartz II
YemaRallygraf Meca-Quartz II
MSRP $450

At a glance

13 of 29 specs differ
Diameter
STGK03130mm
Rallygraf Meca-Quartz II40mm
Power Reserve
STGK03150h
Rallygraf Meca-Quartz II40h
Water Resistance
STGK031100m
Rallygraf Meca-Quartz II50m
MSRP
STGK031$6,600
Rallygraf Meca-Quartz II$450

Full specifications

Case

7 specs
Category
Dress
Chronograph
Diameter
30mm
40mm
Thickness
10.5mm
11mm
Lug-to-Lug
36.2mm
Lug Width
15mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
50m

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Dial Color
Black
Panda

Movement

3 specs
Caliber
9S27
Type
Automatic
Quartz
Power Reserve
50h
40h

Pricing

1 specs
MSRP
$6,600
$450

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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.

Yema Rallygraf Meca-Quartz II

Owners widely praise the Yema Rallygraf Meca-Quartz II for its cool retro 70s vibe, faithful reissue of a thin vintage design, and excellent build quality for its price, with particular commendation for its tactile pushers and top-notch Milanese strap. The watch is noted for its substantial, weighty feel and well-aligned indices, and the Seiko VK64 meca-quartz movement provides a sweeping chronograph hand. However, some owners find the meca-quartz ticking not very smooth, the left subdial a "useless" 24h indicator, and the watch overpriced compared to similar models. Several owners report disappointing alignment issues with indices, and one owner experienced the dial rotating slightly when chronograph pushers are depressed or when adjusting the time, with these issues not resolved during service. On balance, owners rate the Yema Rallygraf Meca-Quartz II highly for its retro styling and perceived value, despite some recurring quality control concerns.

From video reviewers

The watch's vintage-inspired design and value at its price point are consistently praised. The meca-quartz movement is mentioned as a feature by multiple reviewers.

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