Seiko Cal. 0730 - 206

This Hand-Winding model from 1983 features a 45mm Stainless Steel case. It features a Navy dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-cf5917fcef39]

Also known as: UFO, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

8.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Navy

Jewels

25j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1983

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