Seiko Cal. 3888 - 928

The Seiko 3888-928 represents an important milestone in Seiko's 1967 lineup. Powered by the 3888 caliber with 21j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-f293c13e3014]

Also known as: Sumo, Panda

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

13.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Champagne

Jewels

21j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1967

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