Seiko Cal. 6645 - 821

Seiko 6645-821

This Automatic model from 1973 features a 43mm PVD Black case. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-737f1091c985]

Also known as: Sportsmatic

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
43mm
Case Thickness
11.0mm
Lug Width
22mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
80m
Dial Color
Green
Jewels
24j
Frequency
28,800 bph
Power Reserve
61 hours
Year
1973

Related Models

seikata-wm-737f1091c985