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Emerald|Natural|GIA

0.51ct D SI2 Emerald Natural Diamond

EX • D/SI2 • GIA 2566197575

Certificate GIA 2566197575

Diamond specifications and retailer prices

From HK$3,781 HKD
As of November 6, 2026
Save HK$3,367 HKD (47%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$7,148 HKD at Frank Darling · As of November 6, 2026
View at Frank Darling

About this 0.51ct natural emerald diamond

This 0.51ct natural emerald sits in the half to three-quarter carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2566197575. Listed at 9 retailers as of November 6, 2026, with prices from HK$3,781 to HK$7,148, a HK$3,367 spread on the same certified stone. Frank Darling lists it at HK$7,148. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.51
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2566197575
Dimensions5.55 × 3.89 × 2.50 mm
L/W Ratio1.43
Culet sizeNone
Top View
5.55 mm3.89 mm0.51 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2566197575
Side View
Table 70.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 64.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: HK$7,148 HKD|Low: HK$2,354 HKD|High: HK$7,203 HKD|Avg: HK$4,689 HKD|-0.8%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 10HK$2,354 HKD
Retailer 8HK$3,781 HKD
Retailer 9HK$3,962 HKD
Retailer 4HK$4,025 HKD
Retailer 6HK$4,440 HKD
Retailer 3HK$4,527 HKD
Retailer 5HK$4,911 HKD
Retailer 2HK$5,382 HKD
Retailer 7HK$5,751 HKD
Frank DarlingHK$7,148 HKD

44 data points across 10 retailers

9 retailersHK$3,781 HKD to HK$7,148 HKD

A
Cheapest Retailer
-
HK$3,781 HKD
A
Retailer 2
-
HK$3,962 HKD
View
A
Retailer 3
-
HK$4,025 HKD
View
A
Retailer 4
-
HK$4,440 HKD
View
A
Retailer 5
-
HK$4,527 HKD
View
A
Retailer 6
-
HK$4,911 HKD
View
B+
Retailer 7
-
HK$5,382 HKD
View
B+
Retailer 8
-
HK$5,751 HKD
View
Most Expensive
B
Frank Darling
2682007HK · Nov 6
HK$7,148 HKD
$911 USD
View
8 more retailers have this diamond
Prices start from HK$3,781 HKDSave up to HK$3,367 HKD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
0.51ct Emerald
HK$3,781 HKD