Seiko Cal. 3856 - 690

The 3856-690 is a sought-after Spring Drive piece from Seiko's golden era. The Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-d150f8eca1ce]

Also known as: Arnie

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

43mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

60m

Dial Color

White

Jewels

27j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1977

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