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Emerald-cut black diamond ring on a dark marble background Sharp step squares
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Emerald CutStep CutIGI CertifiedPlatinum

Step shape — for professionals

Midnight Emerald

Rarity 84/100

calm and standardized emerald composition; Built from proportions The discipline of the cut edges and a deeper prestige. The step square reflects the owner's deep understanding rather than attracting the eye from the outside.

Price Tier

Starting at $13,890

Prices shown are an approximate conversion from Thai Baht and may differ from the actual price depending on the exchange rate.

Includes IGI certificate and housing consultation

Rarity

84/100

Technical Specifications

Gemstone Specifications

Carat
5.15 ct
Dimensions
11.2 × 8.4 × 5.9 mm
Cut
Emerald step cut
Hardness
10 (Mohs)
Surface Luster
Glass-like to metallic luster
Treatment
Unimproved quality — natural colors

Setting & Mounting

Setting
Four-corner reinforced open housing.
Metal
Platinum 950
Origin
Natural Black Diamond Special Lot
Certification
IGI report + internal grading memo

Gemological Certificate

In-Depth Analysis

Inclusion Character

Uniform opacity throughout the gem with a solid smudge at the edges — an important condition for stepcuts, as any unevenness is immediately apparent. Parallel longitudinal steps act as the most stringent quality inspection mirrors.

Light Reaction

A beam of light is reflected faintly along a longitudinal step — calm, measurable, and clearly intended. Emerald manipulates the light into a slow-moving horizontal line. Gives a feeling of ultimate elegance.

Provenance & Certification

From the special lot with complete traceability documentation, it is preferable to possess with a direct comparison of shades with unimproved reference gemstone samples to confirm the natural color.

Wearing Experience

The elongated silhouette creates a powerful pop without being too tall — perfect for formal wear and shuffles in collectible collections. The corner guard housing is standard without compromise.

Care & Maintenance

Protect exposed corners from strong impacts — this is a weakness that needs to be addressed first. Check the mounting dowels every six months. The step-cut shape expands the scratches on the surface. Therefore, it must be taken care of gently.

Investment Value

Emerald cutting requires unparalleled cutting discipline — pieces that excel are becoming increasingly rare. Creating long-term value stability

Expert Analysis

01

Emerald cuts revive the architectural spirit of the original catalog, but are more mature and subtle than any conventional goods.

02

Modesty becomes a declaration — this is the choice of those who do not want jewelry to speak for themselves ostentatiously.

03

The stepped polygon reveals uncompromising cut quality, making the document reliable even in the eyes of the most stringent professionals.

Acquisition Process

There is a special schedule for collectors.
Introducing the 950 Platinum Case
Processing time: 5–7 weeks

Origin

Natural Black Diamond Special Lot

Reference Image SourcePexels
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