Which is cheaper, the CIGA Design BLACK STAR 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 $1,980 for the CIGA Design BLACK STAR — a $830 gap before any retailer discounting.

Which is bigger, the CIGA Design BLACK STAR or the Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition?

The CIGA Design BLACK STAR wears larger at 46mm versus 39.5mm for the Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition — a 6.5mm difference across the dial.

Which has better water resistance, the CIGA Design BLACK STAR or the Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition?

The CIGA Design BLACK STAR is rated to 30m versus 20m for the Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition.

Which has a longer power reserve, the CIGA Design BLACK STAR 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 41 hours on the CIGA Design BLACK STAR.

What movement does the CIGA Design BLACK STAR run compared to the Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition?

Both watches run automatic movements — the CIGA Design BLACK STAR uses the CD-04-S and the Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition uses the 6R55.

Side by side

CIGA Design BLACK STARvsSeiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition

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

CIGA Design BLACK STAR

ciga-design-mechanical-watch-black-star

MSRP $1,980

Seiko Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition

spb517j1

MSRP $1,150

At a glance

14 of 29 specs differ

Diameter

BLACK STAR46mm

Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition39.5mm

Power Reserve

BLACK STAR41h

Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition72h

Water Resistance

BLACK STAR30m

Prospex SPEEDTIMER Mechanical Datsun 240Z Limited Edition200m

MSRP

BLACK STAR$1,980

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

Full specifications

Case

6 specs

Diameter

46mm

39.5mm

Thickness

15.6mm

12mm

Lug-to-Lug

—

44.5mm

Lug Width

22mm

20mm

Material

Titanium

Stainless Steel

Water Resistance

30m

200m

Crystal & Dial

4 specs

Crystal Shape

Flat

Curved

AR Coating

Inner

Anti-reflective coating on inner surface

Dial Color

—

Black

Lume

Swiss Super-LumiNova

LumiBrite on hands and index(es)

Movement

3 specs

Caliber

CD-04-S

6R55

Power Reserve

41h

72h

Jewels

Pricing

1 specs

MSRP

$1,980

$1,150

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