Seiko Cal. 3890 - 360

The Seiko 3890-360 represents an important milestone in Seiko's 1990 lineup. Powered by the 3890 caliber with 31j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-3cfed6312d52]

Also known as: Tuna, Silverwave

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

110m

Dial Color

Cream

Jewels

31j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1990

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