Seiko Cal. 7026 - 939

The 7026-939 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7026 caliber with 31j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-49bd14b093d6]

Also known as: Tuna, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1980

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