Seiko Cal. 6656 - 999

The Seiko 6656-999 represents an important milestone in Seiko's 1989 lineup. It features a Green dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-ea20e13e5074]

Also known as: Monster

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

13.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Green

Jewels

27j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1989

Related Models

• Seiko 4439-299
• Seiko 5247-588
• Seiko 7168-477
• Seiko 4595-578
• Seiko 6363-494
• Seiko 6342-550
• Seiko 7057-654
• Seiko 6220-395
• Seiko 6360-652
• Seiko 0755-711
• Seiko 5211-651
• Seiko 7013-666