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Round|Natural|GIA

1.50ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 7541236197

Certificate GIA 7541236197

Diamond specifications and retailer prices

From $8,700 AUD
As of November 6, 2026
Save $7,709 AUD (47%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $16,410 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7541236197. Listed at 24 retailers as of November 5, 2026, with prices from $8,700 to $16,410, a $7,709 spread on the same certified stone. NZ Jewellers lists it at $16,410. 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
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 7541236197
Dimensions7.21 × 7.26 × 4.58 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
7.21 mm7.26 mm1.50 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7541236197
Side View
Table 58.0%Crown 35.5°Girdle: Slightly ThickPavilion 41.2°Culet: NoneDepth 63.2%

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 6
Current: $16,410 AUD|Low: $7,794 AUD|High: $18,826 AUD|Avg: $11,424 AUD|-2.1%
NZ Jewellers
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
Retailer 7
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 6, 2026
Retailer 2$8,700 AUD
Retailer 18$8,888 AUD
Retailer 14$8,894 AUD
Retailer 21$8,978 AUD
Retailer 12$9,412 AUD
Retailer 3$9,414 AUD
Retailer 4$9,446 AUD
Retailer 10$10,154 AUD
Retailer 20$10,256 AUD
Retailer 15$10,437 AUD
Retailer 8$10,793 AUD
Retailer 7$10,851 AUD
Retailer 6$10,872 AUD
Retailer 11$10,872 AUD
Retailer 9$11,236 AUD
Retailer 17$12,204 AUD
Retailer 13$12,406 AUD
Retailer 16$13,733 AUD
Retailer 19$15,644 AUD
Retailer 5$16,108 AUD
NZ Jewellers$16,410 AUD

25 data points across 21 retailers

24 retailers$8,700 AUD to $16,410 AUD

B+
Cheapest Retailer
-
$8,700 AUD
B+
Retailer 2
-
$8,888 AUD
View
B+
Retailer 3
-
$8,894 AUD
View
B+
Retailer 4
-
$8,978 AUD
View
B+
Retailer 5
-
$9,412 AUD
View
Final sale: no returns
Retailer 6
-
$9,414 AUD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$9,446 AUD
View
B+
Retailer 8
-
$10,025 AUD
View
B+
Retailer 9
-
$10,154 AUD
View
B+
Retailer 10
-
$10,256 AUD
View
B+
Retailer 11
-
$10,437 AUD
View
B
Retailer 12
-
$10,793 AUD
View
Retailer 13
-
$10,793 AUD
View
Price last confirmed 28 days ago
Retailer 14
-
$10,851 AUD
View
Price last confirmed 15 days ago
B
Retailer 15
-
$10,872 AUD
View
B
Retailer 16
-
$10,872 AUD
View
B+
Retailer 17
-
$11,236 AUD
View
B+
Retailer 18
-
$12,204 AUD
View
Retailer 19
-
$12,403 AUD
View
Price last confirmed 24 days ago
B+
Retailer 20
-
$12,406 AUD
View
B
Retailer 21
-
$13,733 AUD
View
B
Retailer 22
-
$15,644 AUD
View
Retailer 23
-
$16,108 AUD
View
Price last confirmed 9 days ago
Most Expensive
B
NZ Jewellers
6d00e531-3a15-41c0-910b-7a8c550977fe · Nov 5
$16,410 AUD
$11,275 USD
View
23 more retailers have this diamond
Prices start from $8,700 AUDSave up to $7,709 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 Round
$8,700 AUD