Seiko Cal. 5261 - 716

This Quartz model from 1967 features a 43mm Hardlex-Coated Steel case. It features a Silver dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-7db95edfe6b5]

Also known as: World Timer, Baby Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Silver

Jewels

25j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1967

Related Models

• Seiko 4449-852
• Seiko 7158-326
• Seiko 6324-989
• Seiko 5270-767
• Seiko 5656-489
• Seiko 5283-389
• Seiko 6362-783
• Seiko 4524-563
• Seiko 6694-471
• Seiko 7138-414
• Seiko 7159-668
• Seiko 6281-681