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Round|Natural|GIA

1.50ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 2223237218

Certificate GIA 2223237218

Diamond specifications and retailer prices

From $8,026 AUD
$5,638 USD
As of November 1, 2026
Save $9,734 AUD (55%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $17,760 AUD at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2223237218. Listed at 21 retailers as of October 31, 2026, with prices from $8,026 to $17,760, a $9,734 spread on the same certified stone. Diamond Quarter lists it at $17,760. 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
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2223237218
Dimensions7.36 × 7.31 × 4.49 mm
L/W Ratio1.01
Key to symbols
Crystal, Feather, Needle
Top View
7.36 mm7.31 mm1.50 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2223237218
Side View
Table 57.0%Crown 34.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.4%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: $9,678 AUD|Low: $7,803 AUD|High: $17,025 AUD|Avg: $10,140 AUD|+1.3%
Retailer 1
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
November 2, 2026
Retailer 7$7,959 AUD
Retailer 13$8,026 AUD
Retailer 5$8,496 AUD
Retailer 2$9,063 AUD
Retailer 4$9,204 AUD
Retailer 9$9,204 AUD
Retailer 11$9,204 AUD
Retailer 3$9,253 AUD
Retailer 1$9,678 AUD
Retailer 12$10,179 AUD
Retailer 14$10,179 AUD
Retailer 15$10,520 AUD
Retailer 10$11,198 AUD
Retailer 8$14,968 AUD
Retailer 6$16,992 AUD

38 data points across 15 retailers

21 retailers$8,026 AUD to $17,760 AUD

A
Cheapest Retailer
-
$8,026 AUD
$5,638 USD
A
Retailer 2
-
$8,496 AUD
$5,968 USD
View
Final sale: no returns
A
Retailer 3
-
$9,063 AUD
$6,366 USD
View
A
Retailer 4
-
$9,204 AUD
$6,465 USD
View
A
Retailer 5
-
$9,204 AUD
$6,465 USD
View
A
Retailer 6
-
$9,204 AUD
$6,465 USD
View
Retailer 7
-
$9,222 AUD
$6,478 USD
View
Price last confirmed 55 days ago
Retailer 8
-
$9,222 AUD
$6,478 USD
View
Price last confirmed 34 days ago
A
Retailer 9
-
$9,253 AUD
$6,500 USD
View
A
Retailer 10
-
$9,678 AUD
£5,353 GBP
View
B+
Retailer 11
-
$10,179 AUD
$7,150 USD
View
B+
Retailer 12
-
$10,179 AUD
$7,150 USD
View
B+
Retailer 13
-
$10,520 AUD
$7,390 USD
View
Retailer 14
-
$10,640 AUD
$7,474 USD
View
Price last confirmed 56 days ago
Retailer 15
-
$10,640 AUD
$7,474 USD
View
Price last confirmed 33 days ago
Retailer 16
-
$11,198 AUD
$7,866 USD
View
Price last confirmed 10 days ago
B
Retailer 17
-
$14,968 AUD
£8,279 GBP
View
Retailer 18
-
$16,892 AUD
$11,866 USD
View
Price last confirmed 61 days ago
B
Retailer 19
-
$16,992 AUD
$11,936 USD
View
Retailer 20
-
$17,025 AUD
$11,959 USD
View
Price last confirmed 35 days ago
Most Expensive
B
Diamond Quarter
1.5SI2F22184DB2N · Oct 31
$17,760 AUD
£9,823 GBP
View
20 more retailers have this diamond
Prices start from $8,026 AUDSave up to $9,734 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
1.50ct Round
$8,026 AUD