Seiko Cal. 5615 - 312

The Seiko 5615-312 represents an important milestone in Seiko's 1967 lineup. It features a Burgundy dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-ef09ed03fbb0]

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

10.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Burgundy

Jewels

21j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1967

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