Seiko Cal. 3860 - 358

Released in 1999, the Cal. 3860 with design code 358 was part of Seiko's domestic market collection. Powered by the 3860 caliber with 21j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-2ef471dfd0d8]

Also known as: Sumo, Arnie

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Silver

Jewels

21j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1999

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