Seiko Cal. 6263 - 639

Seiko 6263-639

The Seiko 6263-639 represents an important milestone in Seiko's 1967 lineup. Powered by the 6263 caliber with 30j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-dc543ef0ab9b]

Also known as: Turtle

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
10.6mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
140m
Dial Color
Cream
Jewels
30j
Frequency
21,600 bph
Power Reserve
66 hours
Year
1967

Related Models

seikata-wm-dc543ef0ab9b