Seiko Cal. 7158 - 239

This Spring Drive model from 1971 features a 37mm Gold-Plated case. It features a White dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-f6735a43e5df]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

90m

Dial Color

White

Jewels

23j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1971

Related Models

• Seiko 4526-687
• Seiko 6259-817
• Seiko 5267-297
• Seiko 0744-171
• Seiko 5269-486
• Seiko 5687-783
• Seiko 0770-292
• Seiko 4541-121
• Seiko 6619-103
• Seiko 6113-246
• Seiko 0775-935
• Seiko 4417-624