Seiko Prospex Speedtimer Mechanical Chronograph Datsun 240Z LE 42 MM Watch SRQ057J1

Caliber Number: 8R48

Movement Type: Automatic with manual winding

Precision: +25 to -15 seconds per day

Power reserve: Approx. 45 hours

Jewels: 34

Functions

Chronograph with 30 minutes & 12 hours

Stop second hand function

Date display

Case/Band

Case Material

Stainless steel (hard coating)

Case Size

Thickness:14.6mm

Diameter:42.0mm

Lug-to-lug:49.5mm

Crystal

Dual-curved sapphire crystal

Crystal Coating

Anti-reflective coating on inner surface

LumiBrite

LumiBrite on hands and index(es)

Band Material

leather

Clasp

Three-fold clasp with push button release

Bracelet Length

192.0

Distance between lugs

20

Other Details

Water Resistance

10 bar

Magnetic Resistance

4,800 A/m

Weight

127.0g

Features

LIMITED EDITION on the case back

Serial number engraved on the case back

Tachymeter function

Screw case back

In an actual product, the case back direction might be different from the photograph.