Seiko Cal. 4528 - 816

The Seiko 4528-816 represents an important milestone in Seiko's 1982 lineup. It features a Navy dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-33b6b2a21156]

Also known as: Turtle, Panda

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

13.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

31j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1982

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