Seiko Cal. 6648 - 670

Seiko 6648-670

This Automatic model from 1994 features a 37mm Stainless Steel case. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-1f8946aa4968]

Also known as: Tuna, Baby Tuna

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
37mm
Case Thickness
15.5mm
Lug Width
18mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
40m
Dial Color
Green
Jewels
20j
Frequency
36,000 bph
Power Reserve
72 hours
Year
1994

Related Models

seikata-wm-1f8946aa4968