Seiko Cal. 6315 - 986

The Seiko 6315-986 represents an important milestone in Seiko's 1971 lineup. It features a Silver dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-ac27354a94ad]

Also known as: Monster, Bullhead

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

9.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Silver

Jewels

23j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1971

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