Seiko Cal. 6311 - 154

The Seiko 6311-154 represents an important milestone in Seiko's 1988 lineup. It features a White dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-a6cd10713ec0]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

14.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

White

Jewels

36j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1988

Related Models

• Seiko 4558-647
• Seiko 5279-553
• Seiko 4578-147
• Seiko 6323-241
• Seiko 6642-227
• Seiko 6667-839
• Seiko 5642-849
• Seiko 5611-963
• Seiko 4456-625
• Seiko 7150-678
• Seiko 5627-103
• Seiko 6192-939