Seiko Cal. 4531 - 874

Seiko 4531-874

The Seiko 4531-874 represents an important milestone in Seiko's 1987 lineup. Powered by the 4531 caliber with 21j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-85804729d44b]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
36mm
Case Thickness
13.5mm
Lug Width
18mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
200m
Dial Color
Navy
Jewels
21j
Frequency
21,600 bph
Power Reserve
41 hours
Year
1987

Related Models

seikata-wm-85804729d44b