Seiko Cal. 4548 - 950

This Spring Drive model from 1966 features a 39mm Two-Tone case. It features a Cream dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-7abc38ef05b9]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

14.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

110m

Dial Color

Cream

Jewels

27j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1966

Related Models

• Seiko 7156-232
• Seiko 5270-316
• Seiko 7084-777
• Seiko 3813-365
• Seiko 6386-339
• Seiko 6120-502
• Seiko 7036-243
• Seiko 7125-459
• Seiko 4518-402
• Seiko 6284-490
• Seiko 3815-491
• Seiko 5237-333