Seiko Cal. 7187 - 757

The Seiko 7187-757 represents an important milestone in Seiko's 1986 lineup. It features a Black dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-68692d9772a4]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

8.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Black

Jewels

36j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1986

Related Models

• Seiko 4410-124
• Seiko 6240-322
• Seiko 4453-229
• Seiko 5227-546
• Seiko 6163-166
• Seiko 6641-830
• Seiko 6675-803
• Seiko 5220-371
• Seiko 6144-430
• Seiko 5614-130
• Seiko 7071-961
• Seiko 5277-880