Side by side

Mr Jones Watches A perfectly useless afternoon: mechanicalvsGrand Seiko STGK031

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

A perfectly useless afternoon: mechanical
Mr Jones WatchesA perfectly useless afternoon: mechanical
MSRP $750
STGK031
Grand SeikoSTGK031
MSRP $6,600

At a glance

11 of 29 specs differ
Diameter
A perfectly useless afternoon: mechanical40mm
STGK03130mm
Power Reserve
A perfectly useless afternoon: mechanical40h
STGK03150h
Water Resistance
A perfectly useless afternoon: mechanical
STGK031100m
MSRP
A perfectly useless afternoon: mechanical$750
STGK031$6,600

Full specifications

Case

6 specs
Category
Casual
Dress
Diameter
40mm
30mm
Thickness
10.5mm
Lug-to-Lug
36.2mm
Lug Width
15mm
Water Resistance
100m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
40mm
Black

Movement

2 specs
Caliber
9S27
Power Reserve
40h
50h

Pricing

1 specs
MSRP
$750
$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.

Mr Jones Watches A perfectly useless afternoon: mechanical

Mr Jones Watches A perfectly useless afternoon: mechanical is widely praised for its creative and original design, making it a fun conversation starter and a well-made watch for its price point. Owners appreciate the vibrant colors and quality packaging, with one reviewer noting the 40mm case dimensions and elegant lugs. The Swiss STP1-11 movement is reported to have acceptable accuracy. Some owners, however, find the Milanese bracelet too shiny, while the nylon strap may be small in diameter for some wearers. On balance, owners and reviewers rate Mr Jones Watches A perfectly useless afternoon: mechanical highly for its unique design and good value.

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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