Seiko Cal. 6131 - 776

The 6131-776 is a sought-after Hand-Winding piece from Seiko's golden era. With its 18mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-56fa153e7490]

Also known as: Helmet, Rally

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

15.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Navy

Jewels

31j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1989

Related Models

• Seiko 6640-769
• Seiko 6357-536
• Seiko 5217-745
• Seiko 4424-891
• Seiko 7064-321
• Seiko 6349-858
• Seiko 0731-490
• Seiko 7179-962
• Seiko 7029-689
• Seiko 6358-858
• Seiko 7186-733
• Seiko 7128-107