Seiko Cal. 6181 - 691

Seiko 6181-691

This Hand-Winding model from 1994 features a 37mm PVD Black case. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-4fd0c2e02c8c]

Also known as: Silverwave, World Timer

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
37mm
Case Thickness
14.3mm
Lug Width
22mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
140m
Dial Color
Green
Jewels
29j
Frequency
36,000 bph
Power Reserve
72 hours
Year
1994

Related Models

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