Seiko Cal. 5684 - 840

The 5684-840 is a sought-after Automatic piece from Seiko's golden era. It features a Cream dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-8908463b4010]

Also known as: Turtle, Bullhead

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

170m

Dial Color

Cream

Jewels

29j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1971

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