Seiko Cal. 6187 - 475

The 6187-475 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-e5bd906fe369]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

15.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

140m

Dial Color

Black

Jewels

33j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1966

Related Models

• Seiko 6690-304
• Seiko 5249-431
• Seiko 6191-205
• Seiko 4426-433
• Seiko 4511-507
• Seiko 0761-662
• Seiko 6691-398
• Seiko 4423-230
• Seiko 5238-880
• Seiko 4498-339
• Seiko 6142-633
• Seiko 4528-280