Seiko Cal. 3880 - 398

The 3880-398 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 3880 caliber with 22j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-680cf655e836]

Also known as: Bellmatic

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Burgundy

Jewels

22j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1979

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