Seiko Cal. 4547 - 939

The 4547-939 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4547 caliber with 17j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-6149cd5ef13a]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

38mm

Case Thickness

13.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

Green

Jewels

17j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1970

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