Seiko Cal. 4598 - 739

The 4598-739 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4598 caliber with 25j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-eb99e00f721f]

Also known as: Turtle, Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

9.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1974

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