Seiko Cal. 7140 - 661

The 7140-661 is a sought-after Solar piece from Seiko's golden era. Powered by the 7140 caliber with 24j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-93f902cbc56c]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

45mm

Case Thickness

10.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Cream

Jewels

24j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1966

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