Seiko Cal. 6634 - 679

Released in 1983, the Cal. 6634 with design code 679 was part of Seiko's domestic market collection. Powered by the 6634 caliber with 18j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-a2ff5bb0bc4a]

Also known as: Samurai, Baby Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

43mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

190m

Dial Color

Burgundy

Jewels

18j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1983

Related Models

• Seiko 6141-635
• Seiko 5619-200
• Seiko 3869-522
• Seiko 6181-446
• Seiko 3855-575
• Seiko 4590-105
• Seiko 6110-602
• Seiko 6328-783
• Seiko 6160-458
• Seiko 4479-771
• Seiko 0758-204
• Seiko 6664-982