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41 mm
Photos appear once Atlantic approves image use

Atlantic

Seaport Moonphase Yellow Gold PVD Steel

≈ $619In stock

Approximate. Charged in CHF (CHF 495).

Last checked Oct 26, 2026

Movement: Quartz Moonphase, Ronda R706.1

Dial: Golden Hands, Hand Applied Golden Indexes, Luminous Hands, Moonphase, Silver Color

View on Atlantic’s site ↗

From Atlantic

Atlantic Seaport Moonphase is a stunning collection of timeless and elegant watches that have an everlasting appeal and suits the wrist of all men regardless of individual style. With the domed sapphire crystal, hand applied indexes and beautifully finished stainless steel yellow gold PVD case and bracelet, the Seaport Moonphase is a wonderful example of high quality Swiss watchmaking.

Specifications

Details and photos come from Atlantic’s website, last checked Oct 26, 2026. Specs were read automatically and may contain mistakes.

Case

Diameter
41 mm
Lug-to-lug
Not listed
Thickness
10.8 mm
Thickness incl. crystal
Not listed
Lug width
Not listed
Material
316L steel

Movement

Type
Quartz
Caliber
Not listed
Power reserve
Not listed
Functions
Not listed

Crystal and bezel

Crystal
Sapphire
Bezel
Not listed

Water resistance

Rated to
50 m

Dial and lume

Dial
silver
Lume
Not listed

Strap

Strap
other
Every spec Atlantic lists
Movement
Quartz Moonphase, Ronda R706.1
Case Material
Stainless Steel Yellow Gold PVD
Case Diameter
41mm
Case Thickness
10.8mm
Dial
Golden Hands, Hand Applied Golden Indexes, Luminous Hands, Moonphase, Silver Color
Crystal
Domed Sapphire Crystal
Bracelet Style
Stainless Steel Yellow Gold PVD
Water Resistance
50 meters | 5 bar
Reference
56555.45.21

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Atlantic Seaport Moonphase Yellow Gold PVD Steel · Lugworthy