Seiko Cal. 3855 - 641

The 3855-641 is a sought-after Quartz piece from Seiko's golden era. It features a Green dial protected by a Hardlex crystal and offers 40m of water resistance. [seikata-wm-1127c3002611]

Also known as: Tuna, Panda

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

36mm

Case Thickness

10.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

40m

Dial Color

Green

Jewels

20j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1978

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