Seiko Cal. 7028 - 234

The Seiko 7028-234 represents an important milestone in Seiko's 1977 lineup. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-f071d078ceda]

Also known as: Samurai, Sumo

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Black

Jewels

29j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1977

Related Models

• Seiko 6351-205
• Seiko 4438-291
• Seiko 3884-765
• Seiko 5632-838
• Seiko 4469-807
• Seiko 4573-707
• Seiko 6332-534
• Seiko 4595-408
• Seiko 6226-670
• Seiko 5693-194
• Seiko 4492-939
• Seiko 5635-695