Seiko Cal. 3898 - 215

The 3898-215 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 3898 caliber with 27j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-5c51ef5009cc]

Also known as: Sumo, Crown

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

15.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

27j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1978

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