Seiko Cal. 6640 - 154

Seiko 6640-154

This Automatic model from 1981 features a 38mm Two-Tone case. The Coin-Edge bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-7219e6be7c4a]

Also known as: Arnie

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
38mm
Case Thickness
9.6mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
70m
Dial Color
Champagne
Jewels
29j
Frequency
21,600 bph
Power Reserve
69 hours
Year
1981

Related Models

seikata-wm-7219e6be7c4a