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Round|Natural|GIA

1.50ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 6545473292

Certificate GIA 6545473292

Diamond specifications and retailer prices

From $6,705 NZD
$3,779 USD
As of November 1, 2026
Save $7,198 NZD (52%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $13,903 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6545473292. Listed at 20 retailers as of November 1, 2026, with prices from $6,705 to $13,903, a $7,198 spread on the same certified stone. MOH London lists it at $13,903. 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
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6545473292
Dimensions7.26 × 7.32 × 4.45 mm
L/W Ratio1.01
Top View
7.26 mm7.32 mm1.50 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6545473292
Side View
Table 61.0%CrownGirdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.0%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: $13,903 NZD|Low: $4,542 NZD|High: $13,978 NZD|Avg: $7,686 NZD|+31.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 1, 2026
Retailer 7$4,542 NZD
Retailer 6$6,131 NZD
Retailer 8$6,371 NZD
Retailer 12$6,705 NZD
Retailer 5$6,783 NZD
Retailer 4$6,893 NZD
Retailer 14$6,957 NZD
Retailer 15$7,299 NZD
Retailer 13$7,488 NZD
Retailer 9$8,624 NZD
Retailer 3$9,032 NZD
Retailer 2$9,283 NZD
Retailer 11$9,638 NZD
Retailer 16$9,667 NZD
Retailer 10$10,729 NZD
MOH London$13,903 NZD

30 data points across 16 retailers

20 retailers$6,705 NZD to $13,903 NZD

Retailer 1
-
$4,542 NZD
HK$20,000 HKD
Price last confirmed 30 days ago
Retailer 2
-
$6,131 NZD
$3,456 USD
View
Price last confirmed 15 days ago
Retailer 3
-
$6,201 NZD
$3,495 USD
View
Price last confirmed 31 days ago
Retailer 4
-
$6,371 NZD
SGD 4,852 SGD
View
Price last confirmed 31 days ago
Retailer 5
-
$6,439 NZD
$3,629 USD
View
Price last confirmed 33 days ago
B+
Retailer 6
-
$6,705 NZD
$3,779 USD
View
Retailer 7
-
$6,783 NZD
$3,823 USD
View
Price last confirmed 10 days ago
B+
Retailer 8
-
$6,893 NZD
$3,885 USD
View
B+
Retailer 9
-
$6,957 NZD
$3,921 USD
View
B+
Retailer 10
-
$7,218 NZD
A$6,259 AUD
View
B+
Retailer 11
-
$7,299 NZD
$4,114 USD
View
Final sale: no returns
B+
Retailer 12
-
$7,488 NZD
$4,220 USD
View
B+
Retailer 13
-
$8,624 NZD
£3,827 GBP
View
B
Retailer 14
-
$8,675 NZD
$4,889 USD
View
B
Retailer 15
-
$9,032 NZD
$5,090 USD
View
B
Retailer 16
-
$9,283 NZD
€4,983 EUR
View
B
Retailer 17
-
$9,667 NZD
£4,290 GBP
View
B
Retailer 18
-
$10,729 NZD
ZAR 97,691 ZAR
View
Retailer 19
-
$10,967 NZD
$6,181 USD
View
Price last confirmed 34 days ago
Most Expensive
B
MOH London
2C7F0CB91 · Nov 1
$13,903 NZD
£6,170 GBP
View
19 more retailers have this diamond
Prices start from $6,705 NZDSave up to $7,198 NZD

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 Round
$6,705 NZD