Seiko Cal. 6138 - 740

The 6138-740 is a sought-after Quartz piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-8d464c66fda1]

Also known as: Pogue, World Timer

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

11.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1990

Related Models

• Seiko 7188-632
• Seiko 6678-613
• Seiko 3812-734
• Seiko 4540-584
• Seiko 7020-318
• Seiko 4457-702
• Seiko 6394-704
• Seiko 7186-263
• Seiko 5631-791
• Seiko 7112-700
• Seiko 6180-713
• Seiko 6359-609