Seiko Cal. 5688 - 707

The 5688-707 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5688 caliber with 30j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-36a15fba78cf]

Also known as: Bullhead, Goldfeather

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

46mm

Case Thickness

9.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Champagne

Jewels

30j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1968

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