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Round|Natural|GIA

1.51ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 7552952260

Certificate GIA 7552952260

Diamond specifications and retailer prices

From $7,754 AUD
As of November 6, 2026
Save $2,077 AUD (21%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $9,831 AUD at GemTrove · As of November 6, 2026
View at GemTrove

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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7552952260. Listed at 6 retailers as of November 6, 2026, with prices from $7,754 to $9,831, a $2,077 spread on the same certified stone. GemTrove lists it at $9,831. 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

1.51
Carat
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 7552952260
Dimensions7.29 × 7.34 × 4.51 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Twinning Wisp, Feather, Needle, Indented Natural
Top View
7.29 mm7.34 mm1.51 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7552952260
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $7,754 AUD|Low: $7,754 AUD|High: $9,292 AUD|Avg: $8,506 AUD|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
November 6, 2026
Retailer 1$7,754 AUD
Retailer 3$8,298 AUD
Retailer 4$8,697 AUD
Retailer 2$8,847 AUD

46 data points across 4 retailers

6 retailers$7,754 AUD to $9,831 AUD

A
Cheapest Retailer
-
$7,754 AUD
A
Retailer 2
-
$8,298 AUD
View
A
Retailer 3
-
$8,697 AUD
View
A
Retailer 4
-
$8,847 AUD
View
A
Retailer 5
-
$9,241 AUD
View
Most Expensive
A
GemTrove
GT-N-01366589-98 · Nov 6
$9,831 AUD
View
5 more retailers have this diamond
Prices start from $7,754 AUDSave up to $2,077 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.

A
1.51ct Round
$7,754 AUD