Seiko Cal. 3893 - 547

The 3893-547 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3893 caliber with 18j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-f9ef7e47f44d]

Also known as: Bellmatic, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

8.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Silver

Jewels

18j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1976

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