Which is cheaper, the Maen Manhattan 37 IFL Edition or the Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition?

At MSRP the Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition is the cheaper of the two at $1,150, against $1,199 for the Maen Manhattan 37 IFL Edition — a $49 gap before any retailer discounting.

Which is bigger, the Maen Manhattan 37 IFL Edition or the Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition?

The Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition wears larger at 39.5mm versus 37mm for the Maen Manhattan 37 IFL Edition — a 2.5mm difference across the dial.

Which has better water resistance, the Maen Manhattan 37 IFL Edition or the Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition?

The Maen Manhattan 37 IFL Edition is rated to 100m versus 20m for the Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition.

Which has a longer power reserve, the Maen Manhattan 37 IFL Edition or the Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition?

The Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition carries a 72-hour power reserve against 40 hours on the Maen Manhattan 37 IFL Edition.

What movement does the Maen Manhattan 37 IFL Edition run compared to the Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition?

Both watches run automatic movements — the Maen Manhattan 37 IFL Edition uses the Sellita SW200-1 and the Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition uses the 6R55.

Side by side

Maen Manhattan 37 IFL EditionvsSeiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition

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

Maen Manhattan 37 IFL Edition

manhattan-37-ifl-01

MSRP $1,199

Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition

spb517j1

MSRP $1,150

At a glance

15 of 29 specs differ

Diameter

Manhattan 37 IFL Edition37mm

Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition39.5mm

Power Reserve

Manhattan 37 IFL Edition40h

Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition72h

Water Resistance

Manhattan 37 IFL Edition100m

Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition200m

MSRP

Manhattan 37 IFL Edition$1,199

Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition$1,150

Full specifications

Case

7 specs

Crystal & Dial

4 specs

Crystal Shape

Flat

Curved

AR Coating

Inner

Anti-reflective coating on inner surface

Dial Color

IFL.01

Black

Lume

None

LumiBrite on hands and index(es)

Movement

3 specs

Caliber

Sellita SW200-1

6R55

Power Reserve

40h

72h

Jewels

Pricing

1 specs

MSRP

$1,199

$1,150

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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.

Maen Manhattan 37 IFL Edition

Maen Manhattan is praised for its value at $1,499, featuring a slim 9.3mm case, 100m water resistance, and a comfortable integrated bracelet. Owners highlight its simple design and automatic movement.

From video reviewers

The hand-painted dial is a standout feature. The lume brightness is not particularly bright. Reviewers disagree on the value proposition at the $1,499 price point.

Fratello

Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition

The Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition is praised for its vintage racing concept, applied markers, and dial that shifts from cream to silver with orange accents. Owners appreciate the Datsun logo, dual crowns, and internal countdown bezel, with some noting Seiko's finishing is top-notch. However, some find the dial text cluttered, particularly "automatic 3 days," and consider the price point too high. The watch features a 42mm black-coated stainless steel case, an external tachymeter bezel, and Seiko's 8R48 automatic chronograph movement with a 45-hour power reserve. On balance, owners rate the Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition well for its unique vintage concept and quality finishing, though price remains a point of contention for some.

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