Seiko Cal. 7170 - 739

The 7170-739 is a sought-after Solar piece from Seiko's golden era. Powered by the 7170 caliber with 29j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-42244162f825]

Also known as: Sumo, Bellmatic

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

10.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Cream

Jewels

29j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1992

Related Models

• Seiko 6635-733
• Seiko 7086-740
• Seiko 0747-801
• Seiko 6665-645
• Seiko 7151-481
• Seiko 0735-442
• Seiko 4518-282
• Seiko 7074-426
• Seiko 6143-292
• Seiko 4468-366
• Seiko 5264-470
• Seiko 7181-793