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Round|Natural|GIA

1.51ct L I1 Round Natural Diamond

EX • L/I1 • GIA 1515643052

Certificate GIA 1515643052

Diamond specifications and retailer prices

From $3,961 AUD
As of November 6, 2026
Save $861 AUD (18%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $4,822 AUD at Yorxs · As of November 5, 2026
View at Yorxs

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded L colour (faint-tinted) and I1 clarity (included), with a top-tier cut grade and certified by GIA 1515643052. Listed at 4 retailers as of November 5, 2026, with prices from $3,961 to $4,822, a $861 spread on the same certified stone. Yorxs lists it at $4,822. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
L
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 1515643052
Dimensions7.24 × 7.31 × 4.60 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Girdle conditionFaceted
Key to symbols
Crystal, Feather, Twinning Wisp, Indented Natural, Needle, Natural
Top View
7.24 mm7.31 mm1.51 ctL / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1515643052
Side View
Table 58.0%Crown 35°Girdle: STK-THNPavilion 41.6°Culet: NoneDepth 63.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $4,423 AUD|Low: $3,961 AUD|High: $5,263 AUD|Avg: $4,514 AUD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Yorxs
November 5, 2026
Retailer 3$3,961 AUD
Retailer 2$4,074 AUD
Retailer 1$4,423 AUD
Yorxs$4,822 AUD
Retailer 4$5,263 AUD

22 data points across 5 retailers

4 retailers$3,961 AUD to $4,822 AUD

B+
Cheapest Retailer
-
$3,961 AUD
B+
Retailer 2
-
$4,074 AUD
View
Retailer 3
-
$4,423 AUD
View
Price last confirmed 8 days ago
Most Expensive
B
Yorxs
511046311 · Nov 5
$4,822 AUD
€3,215 EUR
View
3 more retailers have this diamond
Prices start from $3,961 AUDSave up to $861 AUD

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+
1.51ct Round
$3,961 AUD