Seiko Cal. 6656 - 552

The Seiko 6656-552 represents an important milestone in Seiko's 1990 lineup. Powered by the 6656 caliber with 31j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-97afde0b08f1]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

14.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

40m

Dial Color

Cream

Jewels

31j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1990

Related Models

• Seiko 4537-661
• Seiko 5285-842
• Seiko 0766-909
• Seiko 7168-786
• Seiko 0724-662
• Seiko 3893-257
• Seiko 5230-550
• Seiko 0715-507
• Seiko 7178-695
• Seiko 4531-760
• Seiko 0758-220
• Seiko 6246-460