Seiko Cal. 3897 - 642

Seiko 3897-642

The 3897-642 is a sought-after Solar piece from Seiko's golden era. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-2a30b0d13624]

Also known as: Helmet

Specifications

Movement
Solar
Case Material
Two-Tone
Case Width
43mm
Case Thickness
14.6mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
150m
Dial Color
Green
Jewels
32j
Frequency
28,800 bph
Power Reserve
59 hours
Year
1988

Related Models

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