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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 $10,004 NZD
$5,638 USD
As of November 1, 2026
Save $12,131 NZD (55%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $22,135 NZD 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 $10,004 to $22,135, a $12,131 spread on the same certified stone. Diamond Quarter lists it at $22,135. 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: $12,062 NZD|Low: $9,725 NZD|High: $21,219 NZD|Avg: $12,638 NZD|+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$9,920 NZD
Retailer 13$10,004 NZD
Retailer 5$10,589 NZD
Retailer 2$11,296 NZD
Retailer 4$11,471 NZD
Retailer 9$11,471 NZD
Retailer 11$11,471 NZD
Retailer 3$11,533 NZD
Retailer 1$12,062 NZD
Retailer 12$12,686 NZD
Retailer 14$12,686 NZD
Retailer 15$13,112 NZD
Retailer 10$13,957 NZD
Retailer 8$18,656 NZD
Retailer 6$21,178 NZD

38 data points across 15 retailers

21 retailers$10,004 NZD to $22,135 NZD

A
Cheapest Retailer
-
$10,004 NZD
$5,638 USD
A
Retailer 2
-
$10,589 NZD
$5,968 USD
View
Final sale: no returns
A
Retailer 3
-
$11,296 NZD
$6,366 USD
View
A
Retailer 4
-
$11,471 NZD
$6,465 USD
View
A
Retailer 5
-
$11,471 NZD
$6,465 USD
View
A
Retailer 6
-
$11,471 NZD
$6,465 USD
View
Retailer 7
-
$11,494 NZD
$6,478 USD
View
Price last confirmed 55 days ago
Retailer 8
-
$11,494 NZD
$6,478 USD
View
Price last confirmed 34 days ago
A
Retailer 9
-
$11,533 NZD
$6,500 USD
View
A
Retailer 10
-
$12,062 NZD
£5,353 GBP
View
B+
Retailer 11
-
$12,686 NZD
$7,150 USD
View
B+
Retailer 12
-
$12,686 NZD
$7,150 USD
View
B+
Retailer 13
-
$13,112 NZD
$7,390 USD
View
Retailer 14
-
$13,261 NZD
$7,474 USD
View
Price last confirmed 56 days ago
Retailer 15
-
$13,261 NZD
$7,474 USD
View
Price last confirmed 33 days ago
Retailer 16
-
$13,957 NZD
$7,866 USD
View
Price last confirmed 10 days ago
B
Retailer 17
-
$18,656 NZD
£8,279 GBP
View
Retailer 18
-
$21,054 NZD
$11,866 USD
View
Price last confirmed 61 days ago
B
Retailer 19
-
$21,178 NZD
$11,936 USD
View
Retailer 20
-
$21,219 NZD
$11,959 USD
View
Price last confirmed 35 days ago
Most Expensive
B
Diamond Quarter
1.5SI2F22184DB2N · Oct 31
$22,135 NZD
£9,823 GBP
View
20 more retailers have this diamond
Prices start from $10,004 NZDSave up to $12,131 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.

A
1.50ct Round
$10,004 NZD