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Round|Natural|GIA

1.51ct D I1 Round Natural Diamond

EX • D/I1 • GIA 7506022576

Shape and cutting style on the report: Round

Certificate GIA 7506022576

Diamond specifications and retailer prices

From $6,250 SGD
$4,889 USD
As of October 30, 2026
Save $5,736 SGD (48%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $11,986 SGD at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded D colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 7506022576. Listed at 9 retailers as of October 30, 2026, with a 92% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
D
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 7506022576
Dimensions7.31 × 7.35 × 4.53 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
7.31 mm7.35 mm1.51 ctD / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7506022576
Side View
Table 60.0%Crown 34°GirdlePavilion 41.8°Culet: NoneDepth 61.8%

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 30
Current: $8,112 SGD|Low: $5,272 SGD|High: $8,528 SGD|Avg: $6,907 SGD|+2.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 6$5,272 SGD
Retailer 4$6,250 SGD
Retailer 3$6,313 SGD
Retailer 2$7,167 SGD
Retailer 1$8,112 SGD
Retailer 5$8,528 SGD

16 data points across 6 retailers

9 retailers$6,250 SGD to $11,986 SGD

A
Cheapest Retailer
-
$6,250 SGD
$4,889 USD
A
Retailer 2
-
$6,313 SGD
$4,938 USD
View
Retailer 3
-
$7,167 SGD
$5,606 USD
View
Price last confirmed 30 days ago
B+
Retailer 4
-
$7,167 SGD
$5,606 USD
View
Retailer 5
-
$7,167 SGD
$5,606 USD
View
Price last confirmed 32 days ago
B+
Retailer 6
-
$8,112 SGD
€6,043 EUR
View
Retailer 7
-
$8,270 SGD
$6,469 USD
View
Price last confirmed 32 days ago
B
Retailer 8
-
$11,986 SGD
$9,376 USD
View
Most Expensive
NZ Jewellers
4d78864c-9dd5-4cae-a22f-1f6ef20f7649 · Sep 28
$11,986 SGD
$9,376 USD
View
Price last confirmed 33 days ago
8 more retailers have this diamond
Prices start from $6,250 SGDSave up to $5,736 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
1.51ct Round
$6,250 SGD