Seiko Cal. 6659 - 909

The Seiko 6659-909 represents an important milestone in Seiko's 1989 lineup. It features a Black dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-6dcf663513f3]

Also known as: Tuna, Helmet

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

44mm

Case Thickness

13.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

80m

Dial Color

Black

Jewels

25j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1989

Related Models

• Seiko 6288-460
• Seiko 6317-213
• Seiko 3818-878
• Seiko 6132-490
• Seiko 7161-757
• Seiko 6170-292
• Seiko 6663-634
• Seiko 3812-470
• Seiko 3849-444
• Seiko 3866-557
• Seiko 4418-749
• Seiko 7166-934