Seiko Cal. 6186 - 231

Released in 1991, the Cal. 6186 with design code 231 was part of Seiko's domestic market collection. It features a Silver dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-97cbce78c169]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

10.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Silver

Jewels

20j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1991

Related Models

• Seiko 5246-990
• Seiko 7121-662
• Seiko 6368-883
• Seiko 4424-739
• Seiko 0784-447
• Seiko 7012-189
• Seiko 0789-432
• Seiko 6242-296
• Seiko 7011-233
• Seiko 3837-538
• Seiko 5215-709
• Seiko 5218-299