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Emerald|Natural|GIA

0.51ct K SI1 Emerald Natural Diamond

GD • K/SI1 • GIA 6382426587

Certificate GIA 6382426587

Diamond specifications and retailer prices

From HK$4,739 HKD
As of November 5, 2026
Save HK$2,976 HKD (39%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: HK$7,714 HKD at Allurez · As of November 5, 2026
View at Allurez

About this 0.51ct natural emerald diamond

This 0.51ct natural emerald sits in the half to three-quarter carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a standard cut grade stated by the retailer rather than the lab and certified by GIA 6382426587. Listed at 2 retailers as of November 5, 2026, with prices from HK$4,739 to HK$7,714, a HK$2,976 spread on the same certified stone. Allurez lists it at HK$7,714. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
K
Colour
SI1
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6382426587
Dimensions5.39 × 3.87 × 2.41 mm
L/W Ratio1.39
Top View
5.39 mm3.87 mm0.51 ctK / SI1
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6382426587
Side View
Table 63.0%CrownGirdle: ThickPavilionCulet: NoneDepth 62.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: HK$3,162 HKD|Low: HK$2,236 HKD|High: HK$9,924 HKD|Avg: HK$3,497 HKD|-3.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
July 22, 2026
Retailer 4HK$2,244 HKD
Retailer 8HK$2,259 HKD
Retailer 2HK$2,283 HKD
Retailer 3HK$2,675 HKD
Retailer 10HK$2,707 HKD
Retailer 1HK$3,162 HKD
Retailer 6HK$3,248 HKD
Retailer 7HK$3,624 HKD
Retailer 5HK$3,687 HKD
Retailer 9HK$4,056 HKD
Retailer 11HK$9,775 HKD

54 data points across 11 retailers

2 retailersHK$4,739 HKD to HK$7,714 HKD

B
Cheapest Retailer
-
HK$4,739 HKD
Most Expensive
C
Allurez
4238084 · Nov 5
HK$7,714 HKD
$983 USD
View
1 more retailer has this diamond
Prices start from HK$4,739 HKDSave up to HK$2,976 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.

B
0.51ct Emerald
HK$4,739 HKD