Seiko Cal. 3815 - 154

The Seiko 3815-154 represents an important milestone in Seiko's 1997 lineup. It features a Navy dial protected by a Sapphire crystal and offers 30m of water resistance. [seikata-wm-d934891d0bd3]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

15.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

30m

Dial Color

Navy

Jewels

23j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1997

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