Seiko Cal. 3897 - 528

The Seiko 3897-528 represents an important milestone in Seiko's 1985 lineup. Powered by the 3897 caliber with 24j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-e1665f3b6d9b]

Also known as: Baby Tuna, Flighty

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

15.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

40m

Dial Color

Silver

Jewels

24j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1985

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