Seiko Cal. 4439 - 245

The 4439-245 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4439 caliber with 19j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-9ef1fbd2fc28]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

12.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1976

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