Seiko Cal. 0747 - 856

The Seiko 0747-856 represents an important milestone in Seiko's 1991 lineup. It features a Black dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-1ef54c262e21]

Also known as: Helmet, Flighty

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

9.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Black

Jewels

33j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1991

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