Seiko Cal. 6331 - 517

Seiko 6331-517

This Hand-Winding model from 1992 features a 39mm PVD Black case. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-7bde0b8ee591]

Also known as: World Timer, Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
39mm
Case Thickness
14.3mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
90m
Dial Color
Silver
Jewels
34j
Frequency
36,000 bph
Power Reserve
39 hours
Year
1992

Related Models

seikata-wm-7bde0b8ee591