Seiko Cal. 6658 - 971

Seiko 6658-971

This Hand-Winding model from 1969 features a 39mm Two-Tone case. The Fixed bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-7189fc01a902]

Also known as: Turtle, Sumo

Specifications

Movement
Hand-Winding
Case Material
Two-Tone
Case Width
39mm
Case Thickness
13.4mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
140m
Dial Color
Cream
Jewels
23j
Frequency
28,800 bph
Power Reserve
52 hours
Year
1969

Related Models

seikata-wm-7189fc01a902