Seiko Cal. 6631 - 297

Seiko 6631-297

This Hand-Winding model from 1994 features a 44mm PVD Black case. The Bidirectional bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-92ac13f0c458]

Also known as: Samurai, Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
44mm
Case Thickness
14.9mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
170m
Dial Color
Green
Jewels
31j
Frequency
28,800 bph
Power Reserve
42 hours
Year
1994

Related Models

seikata-wm-92ac13f0c458