Seiko Cal. 5611 - 688

The 5611-688 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5611 caliber with 27j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-523f768d4824]

Also known as: Monster

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

41mm

Case Thickness

10.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Black

Jewels

27j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1991

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