Seiko Cal. 6131 - 199

This Hand-Winding model from 1991 features a 42mm Hardlex-Coated Steel case. With its 18mm lug width and 8.3mm profile, it sits comfortably on most wrists. [seikata-wm-d35d8be62df3]

Also known as: Panda

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

8.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Green

Jewels

34j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1991

Related Models

• Seiko 4487-927
• Seiko 4544-144
• Seiko 5659-810
• Seiko 6342-740
• Seiko 6269-479
• Seiko 7019-649
• Seiko 3832-140
• Seiko 6387-672
• Seiko 6298-656
• Seiko 7067-577
• Seiko 6157-839
• Seiko 5642-145