Seiko Cal. 7148 - 657

The Seiko 7148-657 represents an important milestone in Seiko's 1980 lineup. It features a Cream dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-83c884e2bf1d]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

12.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Cream

Jewels

33j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1980

Related Models

• Seiko 6176-233
• Seiko 5284-376
• Seiko 7125-666
• Seiko 7144-878
• Seiko 6645-551
• Seiko 4522-334
• Seiko 0765-573
• Seiko 4471-112
• Seiko 7184-449
• Seiko 4493-143
• Seiko 7098-670
• Seiko 5238-162