Seiko Cal. 3859 - 657

Released in 1987, the Cal. 3859 with design code 657 was part of Seiko's domestic market collection. The Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-c02e0de021ad]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

120m

Dial Color

Navy

Jewels

32j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1987

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