The Orient Star RK-ND0003S “Akagane” (Copper Gold) is a refined piece of fine ladies' watchmaking that captures the essence of Japanese classicism. With a compact 30.5 mm case finished in a warm pink gold plating, this model stands out for its iconic Semi Skeleton (open-heart) dial that reveals the beating of its mechanical caliber. An exclusive gem from the Japanese domestic market (JDM) designed for women who appreciate the sophistication of an authentic manufacture watch.

🌟 Key Features

• JDM (Japanese Domestic Market) Edition: A premium model imported directly from Japan, guaranteeing the brand’s most exclusive design and manufacturing standards.
• Elegant Semi-Skeleton Design: An openwork window at the 9 o’clock position allows you to admire the mechanical movement in action, harmoniously integrated into a classic textured dial.
• Premium Akagane Finish: Stainless steel case and lugs with a subtle and sophisticated rose gold plating, perfectly paired with Roman numerals and classically styled hands.
• In-House Caliber 55C40: A 20-jewel automatic movement specifically designed for the proportions of the women’s line, with manual winding capability.
• Pair Edition (Pair Model): This timepiece is designed to pair perfectly with the men’s model from the same collection (Reference RE-AV0001S).

📊 Technical Specifications

Component Technical Detail

Reference RK-ND0003S (Classic Semi-Skeleton Ladies)

Origin Made in Japan (JDM)

Movement Automatic and Hand-Wound Mechanical

Caliber Orient Star Cal. 55C40 In-House (20 Jewels)

Static Accuracy +40 to -30 seconds per day

Power Reserve 40 hours of continuous operation

Case Material Stainless steel with Pink Gold plating

Case Dimensions Diameter (3H-9H): 30.5 mm | Height (Lug-to-Lug): 36.6 mm

Thickness 11.0 mm

Lug Width 14 mm

Front Crystal High-clarity domed mineral crystal

Case Back Transparent (exhibition back) to view the movement

Dial White/Ivory with rose gold hour markers and Roman numerals

Strap Material High-quality genuine brown leather

Closure Type Three-fold deployant clasp with push button

Water Resistance 50 meters (5 ATM - Suitable for daily use and splashes)

Magnetic Resistance 4,800 A/m (JIS Type 1)

Weight Ultra-lightweight, only 41 g

🔍 Design Details and Distinctive Features

The spirit of traditional watchmaking: The combination of the textured brown leather strap with the rose gold tones of the case gives the “Akagane” an unmistakable vintage feel. Its transparent case back allows you to admire the decorated oscillating weight, making this watch not only an aesthetic accessory but also a statement of horological pedigree in a compact format.

Key Selling Points:

• Classic and Comfortable Proportions: With a diameter of just 30.5 mm and a featherlight weight of 41 grams, it offers exceptional comfort and a delicate presence on the wrist.
• Scratch-Resistant Deployment Clasp: Unlike traditional buckles, the push-button deployment clasp protects the leather strap from daily wear and tear, extending its lifespan and making it easy to put on.
• Ideal Gift with a Story: Its status as a JDM model and the possibility of pairing it with the men’s version make it an exclusive gift option with a strong artisanal heritage.