Seiko Cal. 7138 - 507

The Seiko 7138-507 represents an important milestone in Seiko's 1984 lineup. It features a Silver dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-afb380707838]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

38mm

Case Thickness

11.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Silver

Jewels

33j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1984

Related Models

• Seiko 4452-197
• Seiko 6224-986
• Seiko 7032-874
• Seiko 6329-743
• Seiko 7140-398
• Seiko 6146-494
• Seiko 6377-250
• Seiko 7029-929
• Seiko 5672-872
• Seiko 7096-840
• Seiko 7139-752
• Seiko 5648-752