Seiko Cal. 6311 - 797

Seiko 6311-797

This Spring Drive model from 1972 features a 40mm Gold-Plated case. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-3152c561c2db]

Also known as: Golden Tuna

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
40mm
Case Thickness
13.7mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
170m
Dial Color
Silver
Jewels
20j
Frequency
28,800 bph
Power Reserve
40 hours
Year
1972

Related Models

seikata-wm-3152c561c2db