Seiko Cal. 7039 - 487

The Seiko 7039-487 represents an important milestone in Seiko's 1978 lineup. Powered by the 7039 caliber with 26j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-c131cc0e9204]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

35mm

Case Thickness

11.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Cream

Jewels

26j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1978

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