Seiko Cal. 3887 - 427

Seiko 3887-427

This Quartz model from 1971 features a 43mm Stainless Steel case. Powered by the 3887 caliber with 23j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-2dd3cb1f141a]

Also known as: Sea Horse

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
43mm
Case Thickness
9.8mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
60m
Dial Color
Green
Jewels
23j
Frequency
21,600 bph
Power Reserve
50 hours
Year
1971

Related Models

seikata-wm-2dd3cb1f141a