Seiko Cal. 0788 - 240

The 0788-240 is a sought-after Quartz piece from Seiko's golden era. Powered by the 0788 caliber with 35j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-155a353eefe8]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1993

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