Seiko Cal. 7188 - 736

The 7188-736 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7188 caliber with 34j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-fa0192416401]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

8.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Green

Jewels

34j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1972

Related Models

• Seiko 7136-879
• Seiko 6632-692
• Seiko 6624-105
• Seiko 5621-589
• Seiko 6237-925
• Seiko 7191-647
• Seiko 7083-291
• Seiko 6270-162
• Seiko 4543-924
• Seiko 7155-449
• Seiko 5680-735
• Seiko 6370-132