Seiko Cal. 7140 - 302

The 7140-302 is a sought-after Quartz piece from Seiko's golden era. Powered by the 7140 caliber with 25j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-e2813fadc683]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

14.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Navy

Jewels

25j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1972

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