Seiko Cal. 5637 - 789

The Seiko 5637-789 represents an important milestone in Seiko's 1993 lineup. Powered by the 5637 caliber with 31j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-f703193cfac3]

Also known as: Samurai, Goldfeather

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

43mm

Case Thickness

12.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

31j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1993

Related Models

• Seiko 7016-934
• Seiko 4427-661
• Seiko 6265-219
• Seiko 7056-105
• Seiko 3859-655
• Seiko 6396-925
• Seiko 7153-622
• Seiko 6121-142
• Seiko 5617-578
• Seiko 7052-416
• Seiko 7192-348
• Seiko 5688-336