Side by side

Maen Manhattan 40 MSDvsGrand Seiko SLGW005

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

Manhattan 40 MSD
MaenManhattan 40 MSD
MSRP $1,249
SLGW005
Grand SeikoSLGW005
MSRP $9,700
What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Maen Manhattan 40 MSD

The Maen Manhattan 40 MSD is widely praised for its refined, architectural design, particularly its slim 9.6mm case, integrated bracelet that feels engineered as part of the case, and highly finished surfaces. Owners specifically highlight the stunning jade dial and the Midnight Blue dial's transformation in sunlight. The 70s-inspired integrated bracelet is noted as thin yet strong, and the 100m water resistance is a concrete feature. However, some enthusiasts find the 49.3mm lug-to-lug measurement too large for a retro-inspired rectangular watch, suggesting it wears large, while others with larger wrists appreciate the option, and some feel it wears smaller than its dimensions imply. The Sellita SW200 movement has a 38-hour power reserve, and the printed logo appears flat against the applied indices, with the integrated bracelet limiting strap change options.

Grand Seiko SLGW005

The Grand Seiko SLGW005 is lauded for its faithful recreation of the 1968 45GS, featuring a desirable double-signed dial and a beautifully finished case adhering to the Grammar of Design. It is powered by the new 9SA4 manual-winding, high-beat movement, offering an 80-hour power reserve and a mean daily rate of -3/+5 seconds. Owners consider it a "gloriously perfect" and "pure and elegant expression" of Grand Seiko's strengths, with one owner preferring its creamy dial over a more pronounced beige found on other models. Overall, owners and reviewers rate the Grand Seiko SLGW005 highly for its elegant design and impressive high-beat movement.

At a glance

12 of 29 specs differ
Diameter
Manhattan 40 MSD40mm
SLGW00538.8mm
Power Reserve
Manhattan 40 MSD40h
SLGW00580h
Water Resistance
Manhattan 40 MSD100m
SLGW00530m
MSRP
Manhattan 40 MSD$1,249
SLGW005$9,700

Full specifications

Case

6 specs
Diameter
40mm
38.8mm
Thickness
10.4mm
Lug-to-Lug
43.7mm
Lug Width
19mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
100m
30m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
MSD.01
Black

Movement

3 specs
Caliber
Sellita SW200-1
9SA4
Type
Automatic
Manual
Power Reserve
40h
80h

Pricing

1 specs
MSRP
$1,249
$9,700
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