Seiko Cal. 6656 - 510

The Seiko 6656-510 represents an important milestone in Seiko's 1989 lineup. It features a Blue Sunburst dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-a022edec7866]

Also known as: Helmet, Crown

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

11.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1989

Related Models

• Seiko 5281-229
• Seiko 6256-216
• Seiko 4597-350
• Seiko 5252-812
• Seiko 7094-422
• Seiko 4526-499
• Seiko 0785-970
• Seiko 5243-384
• Seiko 6678-608
• Seiko 6291-672
• Seiko 5684-764
• Seiko 5659-659