Seiko Cal. 4479 - 740

The 4479-740 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4479 caliber with 24j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-8887a4efc6ee]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

12.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

30m

Dial Color

Silver

Jewels

24j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1986

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