Seiko Cal. 7025 - 731

The 7025-731 is a sought-after Solar piece from Seiko's golden era. Powered by the 7025 caliber with 28j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-6ba755881fc8]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Solar

Case Material

Titanium

Case Width

38mm

Case Thickness

14.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Green

Jewels

28j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1965

Related Models

• Seiko 4471-705
• Seiko 7182-905
• Seiko 4443-729
• Seiko 6378-821
• Seiko 4489-738
• Seiko 4564-876
• Seiko 5267-446
• Seiko 6111-519
• Seiko 3874-633
• Seiko 5633-776
• Seiko 7081-438
• Seiko 6285-405