Seiko Cal. 3851 - 920

Seiko 3851-920

The 3851-920 is a sought-after Solar piece from Seiko's golden era. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-f2cf956133d5]

Also known as: Monster, Rally

Specifications

Movement
Solar
Case Material
Stainless Steel
Case Width
45mm
Case Thickness
8.0mm
Lug Width
22mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
190m
Dial Color
Burgundy
Jewels
30j
Frequency
21,600 bph
Power Reserve
68 hours
Year
1969

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