Seiko Cal. 0789 - 636

Released in 1995, the Cal. 0789 with design code 636 was part of Seiko's domestic market collection. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-663bf10bc519]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

13.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Cream

Jewels

31j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1995

Related Models

• Seiko 6360-635
• Seiko 5256-788
• Seiko 7067-926
• Seiko 4567-432
• Seiko 6362-934
• Seiko 7197-499
• Seiko 7177-655
• Seiko 5272-818
• Seiko 6164-356
• Seiko 0722-149
• Seiko 5238-707
• Seiko 0715-617