Seiko Cal. 6640 - 273

Seiko 6640-273

This Automatic model from 1997 features a 39mm Two-Tone case. The Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-d37b21131404]

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
39mm
Case Thickness
11.5mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
100m
Dial Color
Silver
Jewels
25j
Frequency
28,800 bph
Power Reserve
61 hours
Year
1997

Related Models

seikata-wm-d37b21131404