Seiko Cal. 5681 - 300

Released in 1987, the Cal. 5681 with design code 300 was part of Seiko's domestic market collection. It features a Navy dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-eee098575db6]

Also known as: Turtle, Bullhead

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

8.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Navy

Jewels

30j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1987

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