Seiko Cal. 7138 - 875

The Seiko 7138-875 represents an important milestone in Seiko's 1968 lineup. It features a Black dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-27a744ae54eb]

Also known as: Monster

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

100m

Dial Color

Black

Jewels

33j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1968

Related Models

• Seiko 6234-290
• Seiko 3898-135
• Seiko 5269-209
• Seiko 5638-464
• Seiko 6175-582
• Seiko 6169-352
• Seiko 6683-864
• Seiko 5238-262
• Seiko 5676-153
• Seiko 6296-567
• Seiko 6170-283
• Seiko 3860-509