Seiko Cal. 3856 - 810

Released in 1966, the Cal. 3856 with design code 810 was part of Seiko's domestic market collection. The Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-6b6fa84337ad]

Also known as: Rally, Crown

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

15.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

70m

Dial Color

Black

Jewels

21j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1966

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