Seiko Cal. 5660 - 639

Seiko 5660-639

This Automatic model from 1989 features a 38mm Stainless Steel case. The Fixed bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-d5148a40ad9b]

Also known as: Panda, Navigator

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
38mm
Case Thickness
12.8mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
70m
Dial Color
Silver
Jewels
18j
Frequency
36,000 bph
Power Reserve
72 hours
Year
1989

Related Models

seikata-wm-d5148a40ad9b