Seiko Cal. 4515 - 310

This Automatic model from 1965 features a 34mm PVD Black case. It features a Navy dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-6d2c89e42edf]

Also known as: Turtle

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

34mm

Case Thickness

9.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

190m

Dial Color

Navy

Jewels

25j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1965

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