Seiko Cal. 6691 - 785

The Seiko 6691-785 represents an important milestone in Seiko's 1982 lineup. It features a Navy dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-4297e6b5d0be]

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

37mm

Case Thickness

11.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Navy

Jewels

17j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1982

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