Seiko Cal. 6691 - 173

The 6691-173 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6691 caliber with 17j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-27f2666c5118]

Also known as: Navigator

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

45mm

Case Thickness

11.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Burgundy

Jewels

17j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1971

Related Models

• Seiko 6111-597
• Seiko 7196-555
• Seiko 7036-874
• Seiko 7050-426
• Seiko 0719-687
• Seiko 3818-113
• Seiko 5623-852
• Seiko 4497-802
• Seiko 0792-852
• Seiko 4498-711
• Seiko 0717-336
• Seiko 0787-939