Seiko Cal. 3837 - 721

Seiko 3837-721

This Kinetic model from 1997 features a 40mm Hardlex-Coated Steel case. It features a Silver dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-aa508c4cc39d]

Also known as: Arnie

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
15.6mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
140m
Dial Color
Silver
Jewels
29j
Frequency
36,000 bph
Power Reserve
72 hours
Year
1997

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seikata-wm-aa508c4cc39d