Seiko Cal. 7138 - 773

The Seiko 7138-773 represents an important milestone in Seiko's 1970 lineup. It features a Navy dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-123c6b292b2b]

Also known as: Bullhead

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

40mm

Case Thickness

10.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

150m

Dial Color

Navy

Jewels

23j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1970

Related Models

• Seiko 4467-660
• Seiko 6239-619
• Seiko 0714-972
• Seiko 6140-184
• Seiko 3813-219
• Seiko 5284-416
• Seiko 5254-388
• Seiko 4528-219
• Seiko 5218-608
• Seiko 4580-710
• Seiko 7119-294
• Seiko 0790-727