Seiko Cal. 7048 - 521

This Spring Drive model from 1986 features a 46mm Two-Tone case. Powered by the 7048 caliber with 31j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-1c5b53f62207]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

10.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Green

Jewels

31j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1986

Related Models

• Seiko 0779-556
• Seiko 4423-264
• Seiko 4468-302
• Seiko 6645-689
• Seiko 0739-802
• Seiko 4472-335
• Seiko 6293-257
• Seiko 6631-432
• Seiko 4462-800
• Seiko 0717-717
• Seiko 4549-272
• Seiko 5625-758