Seiko Cal. 6691 - 284

The Seiko 6691-284 represents an important milestone in Seiko's 1976 lineup. It features a Navy dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-2843a228af2d]

Also known as: UFO

Specifications

Movement

Solar

Case Material

Titanium

Case Width

42mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Navy

Jewels

30j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1976

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