Seiko Cal. 5644 - 234

The Seiko 5644-234 represents an important milestone in Seiko's 1975 lineup. Powered by the 5644 caliber with 19j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-3860fdc472a0]

Also known as: Samurai

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

14.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

190m

Dial Color

Burgundy

Jewels

19j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1975

Related Models

• Seiko 4529-335
• Seiko 7168-675
• Seiko 6619-350
• Seiko 4560-366
• Seiko 0777-384
• Seiko 0755-650
• Seiko 6371-783
• Seiko 5653-355
• Seiko 6278-790
• Seiko 7074-651
• Seiko 6192-826
• Seiko 4512-942