Seiko Cal. 6691 - 713

Released in 1991, the Cal. 6691 with design code 713 was part of Seiko's domestic market collection. It features a White dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-166bfc9266ea]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

11.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

White

Jewels

27j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1991

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