Seiko Cal. 7051 - 631

The 7051-631 is a sought-after Kinetic piece from Seiko's golden era. It features a Navy dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-3912a0bbc3ce]

Also known as: Tuna, Helmet

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

19j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1982

Related Models

• Seiko 6688-858
• Seiko 3863-123
• Seiko 4463-919
• Seiko 5633-365
• Seiko 7023-887
• Seiko 5253-163
• Seiko 5215-708
• Seiko 7075-288
• Seiko 7150-588
• Seiko 6672-942
• Seiko 3844-478
• Seiko 6616-449