CaratHunter
Plans
Round|Natural|GIA

0.51ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 7566483064

Certificate GIA 7566483064

Diamond specifications and retailer prices

From $606 SGD
₹45,117 INR
As of October 31, 2026
Save $1,877 SGD (76%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,483 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.51ct natural round diamond

This 0.51ct natural round sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7566483064. Listed at 16 retailers as of October 30, 2026, with prices from $606 to $2,483, a $1,877 spread on the same certified stone. NZ Jewellers lists it at $2,483. 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
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 7566483064
Dimensions5.10 × 5.07 × 3.17 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
5.10 mm5.07 mm0.51 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7566483064
Side View
Table 59.0%Crown 36°Girdle: Slightly ThickPavilion 40.8°Culet: NDepth 62.3%

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: Oct 31
Current: $2,483 SGD|Low: $586 SGD|High: $2,889 SGD|Avg: $1,111 SGD|-14.1%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 1, 2026
Retailer 16$606 SGD
Retailer 5$687 SGD
Retailer 3$694 SGD
Retailer 14$726 SGD
Retailer 12$781 SGD
Retailer 13$786 SGD
Retailer 7$850 SGD
Retailer 6$853 SGD
Retailer 8$853 SGD
Retailer 17$908 SGD
Retailer 15$946 SGD
Retailer 11$947 SGD
Retailer 10$954 SGD
Retailer 4$1,046 SGD
Retailer 9$1,224 SGD
Retailer 2$1,817 SGD
NZ Jewellers$2,483 SGD

25 data points across 17 retailers

16 retailers$606 SGD to $2,483 SGD

A
Cheapest Retailer
-
$606 SGD
₹45,117 INR
A
Retailer 2
-
$687 SGD
HK$4,200 HKD
View
A
Retailer 3
-
$694 SGD
$543 USD
View
A
Retailer 4
-
$726 SGD
$568 USD
View
Final sale: no returns
A
Retailer 5
-
$781 SGD
A$940 AUD
View
A
Retailer 6
-
$786 SGD
$615 USD
View
A
Retailer 7
-
$850 SGD
View
A
Retailer 8
-
$853 SGD
$667 USD
View
A
Retailer 9
-
$853 SGD
$667 USD
View
A
Retailer 10
-
$908 SGD
$710 USD
View
A
Retailer 11
-
$946 SGD
$740 USD
View
A
Retailer 12
-
$947 SGD
$741 USD
View
B+
Retailer 13
-
$954 SGD
£588 GBP
View
B+
Retailer 14
-
$1,046 SGD
$818 USD
View
B
Retailer 15
-
$1,817 SGD
£1,119 GBP
View
Most Expensive
B
NZ Jewellers
e8ab68d9-e918-476b-abb3-8535ad92f1ff · Oct 30
$2,483 SGD
$1,942 USD
View
15 more retailers have this diamond
Prices start from $606 SGDSave up to $1,877 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.

A
0.51ct Round
$606 SGD