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Princess|Natural|GIA

1.51ct L SI1 Princess Natural Diamond

EX • L/SI1 • GIA 7551237592

Certificate GIA 7551237592

Diamond specifications and retailer prices

From $2,692 AUD
As of November 6, 2026
Save $1,023 AUD (28%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $3,716 AUD at GemTrove · As of November 6, 2026
View at GemTrove

About this 1.51ct natural princess diamond

This 1.51ct natural princess sits in the one-and-a-half to two carat band, graded L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7551237592. Listed at 3 retailers as of November 6, 2026, with prices from $2,692 to $3,716, a $1,023 spread on the same certified stone. GemTrove lists it at $3,716. 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
L
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 7551237592
Dimensions6.07 × 6.07 × 4.53 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Indented Natural, Needle, Natural
Top View
6.07 mm6.07 mm1.51 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 7551237592
Side View
Table 71.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 74.7%

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: $3,716 AUD|Low: $2,692 AUD|High: $3,716 AUD|Avg: $3,166 AUD
GemTrove
Retailer 2
Retailer 3
November 6, 2026
Retailer 3$2,692 AUD
Retailer 2$2,915 AUD
GemTrove$3,716 AUD

40 data points across 3 retailers

3 retailers$2,692 AUD to $3,716 AUD

A
Cheapest Retailer
-
$2,692 AUD
A
Retailer 2
-
$2,915 AUD
View
Most Expensive
B+
GemTrove
GT-N-01307681-98 · Nov 6
$3,716 AUD
View
2 more retailers have this diamond
Prices start from $2,692 AUDSave up to $1,023 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 Princess
$2,692 AUD