Seiko Cal. 6636 - 987

Seiko 6636-987

The 6636-987 is a sought-after Automatic piece from Seiko's golden era. With its 18mm lug width and 11.7mm profile, it sits comfortably on most wrists. [seikata-wm-d5d8dbc50843]

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
37mm
Case Thickness
11.7mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
100m
Dial Color
Green
Jewels
31j
Frequency
21,600 bph
Power Reserve
50 hours
Year
1967

Related Models

seikata-wm-d5d8dbc50843