Seiko Cal. 3851 - 856

The 3851-856 is a sought-after Solar piece from Seiko's golden era. It features a Burgundy dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-1ae82946b328]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

11.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Burgundy

Jewels

21j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1982

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