Seiko Cal. 7050 - 728

The Seiko 7050-728 represents an important milestone in Seiko's 1981 lineup. The Inner Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-43e7aa6bf20b]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

12.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Green

Jewels

24j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1981

Related Models

• Seiko 6261-168
• Seiko 6193-250
• Seiko 5239-872
• Seiko 5231-134
• Seiko 5664-909
• Seiko 7172-733
• Seiko 3836-435
• Seiko 0797-155
• Seiko 4581-870
• Seiko 6332-303
• Seiko 3847-735
• Seiko 5284-131