Seiko Cal. 6644 - 476

This Solar model from 1995 features a 39mm Gold-Plated case. Powered by the 6644 caliber with 28j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-9a5def3634da]

Also known as: Helmet, Bellmatic

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

40m

Dial Color

Cream

Jewels

28j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1995

Related Models

• Seiko 5237-159
• Seiko 6363-370
• Seiko 3862-160
• Seiko 5275-966
• Seiko 6271-575
• Seiko 7085-624
• Seiko 5227-138
• Seiko 5248-179
• Seiko 5287-359
• Seiko 6214-169
• Seiko 6329-497
• Seiko 6186-455