Round|Natural|GIA

1.50ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 2221294516

Certificate GIA 2221294516

Diamond specifications and retailer prices

From $6,300 USD
As of November 1, 2026
Save $7,740 USD (55%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $14,040 USD 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2221294516. Listed at 17 retailers as of November 1, 2026, with prices from $6,300 to $14,040, a $7,740 spread on the same certified stone. NZ Jewellers lists it at $14,040. 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
I
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle32.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2221294516
Dimensions7.42 × 7.37 × 4.44 mm
L/W Ratio1.01
Culet sizeNone
Top View
7.42 mm7.37 mm1.50 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2221294516
Side View
Table 61.0%Crown 32.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 60.3%

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: $14,040 USD|Low: $6,300 USD|High: $14,040 USD|Avg: $8,454 USD
NZ Jewellers
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 6, 2026
Retailer 12$6,300 USD
Retailer 16$6,345 USD
Retailer 5$6,633 USD
Retailer 6$7,020 USD
Retailer 14$7,020 USD
Retailer 3$7,605 USD
Retailer 15$7,722 USD
Retailer 2$7,793 USD
Retailer 7$8,290 USD
Retailer 13$8,290 USD
Retailer 8$8,560 USD
Retailer 10$8,617 USD
Retailer 9$8,690 USD
Retailer 4$9,246 USD
Retailer 11$11,667 USD
NZ Jewellers$14,040 USD

40 data points across 16 retailers

17 retailers$6,300 USD to $14,040 USD

B+
Cheapest Retailer
-
$6,300 USD
B+
Retailer 2
-
$6,345 USD
View
B+
Retailer 3
-
$6,533 USD
View
B+
Retailer 4
-
$6,633 USD
View
Retailer 5
-
$7,020 USD
View
Price last confirmed 8 days ago
B
Retailer 6
-
$7,020 USD
View
Final sale: no returns
B+
Retailer 7
-
$7,605 USD
View
B+
Retailer 8
-
$7,722 USD
View
B+
Retailer 9
-
$7,793 USD
View
B
Retailer 10
-
$8,290 USD
View
B
Retailer 11
-
$8,290 USD
View
B
Retailer 12
-
$8,560 USD
View
B
Retailer 13
-
$8,617 USD
View
B
Retailer 14
-
$8,690 USD
View
Retailer 15
-
$9,246 USD
View
Price last confirmed 14 days ago
B
Retailer 16
-
$11,667 USD
View
Most Expensive
B
NZ Jewellers
d93e6d93-a850-4a70-a549-2346a06b03a0 · Nov 5
$14,040 USD
View
16 more retailers have this diamond
Prices start from $6,300 USDSave up to $7,740 USD

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
$6,300 USD