Seiko Cal. 0723 - 387

The 0723-387 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Burgundy dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-624c7c9b6526]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

38mm

Case Thickness

10.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Burgundy

Jewels

22j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1984

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