Seiko Cal. 6186 - 878

The Seiko 6186-878 represents an important milestone in Seiko's 1990 lineup. It features a Burgundy dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-b6b063b69d2b]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

14.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Burgundy

Jewels

31j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1990

Related Models

• Seiko 4411-121
• Seiko 6656-705
• Seiko 4542-554
• Seiko 7089-519
• Seiko 4547-973
• Seiko 7152-971
• Seiko 6262-184
• Seiko 3842-218
• Seiko 7099-852
• Seiko 3866-681
• Seiko 7162-862
• Seiko 6318-942