Seiko Cal. 6637 - 152

The Seiko 6637-152 represents an important milestone in Seiko's 1991 lineup. With its 22mm lug width and 9.5mm profile, it sits comfortably on most wrists. [seikata-wm-db4198dc4cc7]

Also known as: Panda

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

9.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Black

Jewels

35j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1991

Related Models

• Seiko 4447-208
• Seiko 4586-654
• Seiko 5245-716
• Seiko 7075-494
• Seiko 0785-311
• Seiko 7075-669
• Seiko 5253-740
• Seiko 7066-222
• Seiko 7174-460
• Seiko 3825-683
• Seiko 5669-851
• Seiko 6666-521