Seiko Cal. 6148 - 503

This Spring Drive model from 1986 features a 43mm Two-Tone case. Powered by the 6148 caliber with 33j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-10cedd72c1fa]

Also known as: Sumo, Bullhead

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

Navy

Jewels

33j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1986

Related Models

• Seiko 0774-940
• Seiko 4593-889
• Seiko 4486-546
• Seiko 3861-858
• Seiko 5240-272
• Seiko 6619-152
• Seiko 6240-253
• Seiko 3875-492
• Seiko 5241-510
• Seiko 6392-523
• Seiko 6322-599
• Seiko 4468-613