Seiko Cal. 6690 - 696

This Quartz model from 1993 features a 45mm Two-Tone case. Powered by the 6690 caliber with 20j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-3848eee36d15]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

45mm

Case Thickness

13.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Silver

Jewels

20j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1993

Related Models

• Seiko 4544-146
• Seiko 4478-591
• Seiko 5261-671
• Seiko 0764-603
• Seiko 3884-911
• Seiko 4569-163
• Seiko 4466-739
• Seiko 6637-514
• Seiko 0718-116
• Seiko 5673-965
• Seiko 0739-138
• Seiko 7082-610