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Emerald|Natural|GIA

0.51ct H SI2 Emerald Natural Diamond

GD • H/SI2 • GIA 6451960939

Certificate GIA 6451960939

Diamond specifications and retailer prices

From $1,156 SGD
As of November 1, 2026
Save $359 SGD (24%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,823 SGD at Yorxs · As of November 6, 2026
View at Yorxs

About this 0.51ct natural emerald diamond

This 0.51ct natural emerald sits in the half to three-quarter carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a standard cut grade stated by the retailer rather than the lab and certified by GIA 6451960939. Listed at 10 retailers as of November 1, 2026, with a 31% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
H
Colour
SI2
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 6451960939
Dimensions5.65 × 3.70 × 2.50 mm
L/W Ratio1.53
Top View
5.65 mm3.70 mm0.51 ctH / SI2
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 6451960939
Side View
Table 64.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 67.6%

Caratlytics Score

How it works →
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 1
Current: $1,515 SGD|Low: $1,156 SGD|High: $3,183 SGD|Avg: $1,643 SGD|+5.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Yorxs
November 6, 2026
Retailer 3$1,156 SGD
Retailer 6$1,183 SGD
Retailer 8$1,183 SGD
Retailer 4$1,227 SGD
Retailer 9$1,313 SGD
Retailer 7$1,364 SGD
Retailer 1$1,515 SGD
Yorxs$1,823 SGD
Retailer 2$2,387 SGD
Retailer 5$3,183 SGD

44 data points across 10 retailers

10 retailers$1,156 SGD to $1,515 SGD

B
Cheapest Retailer
-
$1,156 SGD
Retailer 2
-
$1,183 SGD
View
Price last confirmed 8 days ago
B
Retailer 3
-
$1,183 SGD
View
C
Retailer 4
-
$1,227 SGD
View
C
Retailer 5
-
$1,364 SGD
View
C
Retailer 6
-
$1,501 SGD
View
C
Retailer 7
-
$1,515 SGD
View
Most Expensive
Yorxs
99D58E086 · Nov 6
$1,823 SGD
€1,359 EUR
View
Price under review
7 more retailers have this diamond
Prices start from $1,156 SGDSave up to $359 SGD

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
$1,156 SGD