Seiko Cal. 0731 - 928

Seiko 0731-928

This Solar model from 1994 features a 37mm PVD Black case. Powered by the 0731 caliber with 19j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-bb44971161a7]

Also known as: Flighty

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
37mm
Case Thickness
13.3mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
100m
Dial Color
Green
Jewels
19j
Frequency
21,600 bph
Power Reserve
50 hours
Year
1994

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