Seiko Cal. 7031 - 991

The 7031-991 is a sought-after Quartz piece from Seiko's golden era. Powered by the 7031 caliber with 28j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-50de100e165c]

Also known as: Panda, Helmet

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

44mm

Case Thickness

15.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

90m

Dial Color

Champagne

Jewels

28j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1985

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