Seiko Cal. 6331 - 257

Seiko 6331-257

This Hand-Winding model from 1999 features a 39mm PVD Black case. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-0a4b993c627b]

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
39mm
Case Thickness
14.7mm
Lug Width
21mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
40m
Dial Color
Green
Jewels
26j
Frequency
21,600 bph
Power Reserve
51 hours
Year
1999

Related Models

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