Seiko Cal. 7112 - 647

The Seiko 7112-647 represents an important milestone in Seiko's 1978 lineup. It features a Silver dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-7db68da9b76d]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

13.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

60m

Dial Color

Silver

Jewels

22j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1978

Related Models

• Seiko 4535-813
• Seiko 6192-610
• Seiko 7145-592
• Seiko 6274-563
• Seiko 6346-389
• Seiko 3855-937
• Seiko 4533-581
• Seiko 6250-302
• Seiko 3880-820
• Seiko 4524-549
• Seiko 6685-458
• Seiko 4540-100