Seiko Cal. 6644 - 201

The Seiko 6644-201 represents an important milestone in Seiko's 1992 lineup. Powered by the 6644 caliber with 27j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-e46166a52369]

Also known as: Monster, Sea Horse

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

10.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Champagne

Jewels

27j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1992

Related Models

• Seiko 6265-605
• Seiko 0792-304
• Seiko 6215-641
• Seiko 6184-808
• Seiko 0763-796
• Seiko 6266-926
• Seiko 7089-205
• Seiko 5278-309
• Seiko 7147-647
• Seiko 7137-218
• Seiko 5647-973
• Seiko 4553-918