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Radiant|Natural|GIA

1.50ct L SI1 Radiant Natural Diamond

EX • L/SI1 • GIA 2527233344

Certificate GIA 2527233344

Diamond specifications and retailer prices

From $3,171 AUD
As of November 7, 2026
Save $3,806 AUD (55%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $6,977 AUD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.5ct natural radiant diamond

This 1.5ct natural radiant 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 2527233344. Listed at 7 retailers as of November 3, 2026, with prices from $3,171 to $6,977, a $3,806 spread on the same certified stone. NZ Jewellers lists it at $6,977. 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

1.50
Carat
L
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle44.7°
Pavilion angle31.48°
OriginNatural
Grading LabGIA
CertificateGIA 2527233344
Dimensions7.37 × 5.69 × 3.92 mm
L/W Ratio1.30
Top View
7.37 mm5.69 mm1.50 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2527233344
Side View
Table 68.0%Crown 44.7°GirdlePavilion 31.48°CuletDepth 68.9%

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 7
Current: $6,977 AUD|Low: $3,083 AUD|High: $7,156 AUD|Avg: $3,853 AUD|-2.5%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 7, 2026
Retailer 3$3,171 AUD
Retailer 4$3,299 AUD
Retailer 8$3,334 AUD
Retailer 5$3,337 AUD
Retailer 6$3,340 AUD
Retailer 7$3,406 AUD
Retailer 2$3,492 AUD
NZ Jewellers$6,977 AUD

41 data points across 8 retailers

7 retailers$3,171 AUD to $6,977 AUD

B+
Cheapest Retailer
-
$3,171 AUD
B+
Retailer 2
-
$3,299 AUD
View
B+
Retailer 3
-
$3,337 AUD
View
B+
Retailer 4
-
$3,340 AUD
View
B+
Retailer 5
-
$3,406 AUD
View
B+
Retailer 6
-
$3,492 AUD
View
Most Expensive
C
NZ Jewellers
90bf3eac-2c43-4a6a-9adf-690f3f4b9cb7 · Nov 3
$6,977 AUD
$4,794 USD
View
6 more retailers have this diamond
Prices start from $3,171 AUDSave up to $3,806 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+
1.50ct Radiant
$3,171 AUD