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Round|Natural|GIA

1.50ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 1433591613

Certificate GIA 1433591613

Diamond specifications and retailer prices

From $7,275 USD
As of November 1, 2026
Save $9,329 USD (56%) vs most expensive(unlock to see where)
32 retailers carry this diamond
Most expensive: $16,604 USD at NZ Jewellers · As of October 30, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1433591613. Listed at 32 retailers as of October 30, 2026, with prices from $7,275 to $16,604, a $9,329 spread on the same certified stone. NZ Jewellers lists it at $16,604. 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
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 1433591613
Dimensions7.29 × 7.35 × 4.48 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Feather, Cloud, Crystal, Needle, Indented Natural
Top View
7.29 mm7.35 mm1.50 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1433591613
Side View
Table 61.0%Crown 34°Girdle: STK-STKPavilion 41.2°Culet: NoneDepth 61.3%

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: $16,604 USD|Low: $7,275 USD|High: $16,604 USD|Avg: $9,418 USD
NZ Jewellers
Retailer 2
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Retailer 31
November 2, 2026
Retailer 16$7,275 USD
Retailer 17$7,489 USD
Retailer 19$7,530 USD
Retailer 9$7,773 USD
Retailer 13$7,901 USD
Retailer 20$7,999 USD
Retailer 11$8,255 USD
Retailer 12$8,302 USD
Retailer 18$8,302 USD
Retailer 5$8,379 USD
Retailer 15$8,849 USD
Retailer 31$8,857 USD
Retailer 10$8,994 USD
Retailer 14$9,132 USD
Retailer 24$9,134 USD
Retailer 30$9,199 USD
Retailer 29$9,217 USD
Retailer 21$9,259 USD
Retailer 22$9,261 USD
Retailer 7$9,830 USD
Retailer 25$9,830 USD
Retailer 4$9,879 USD
Retailer 23$9,922 USD
Retailer 6$10,066 USD
Retailer 8$10,160 USD
Retailer 3$10,377 USD
Retailer 27$10,635 USD
Retailer 2$10,869 USD
Retailer 28$12,196 USD
Retailer 26$13,835 USD
NZ Jewellers$16,604 USD

10 data points across 31 retailers

32 retailers$7,275 USD to $16,604 USD

B+
Cheapest Retailer
-
$7,275 USD
B+
Retailer 2
-
$7,489 USD
View
B+
Retailer 3
-
$7,530 USD
View
B+
Retailer 4
-
$7,756 USD
A$11,933 AUD
View
B+
Retailer 5
-
$7,773 USD
View
B+
Retailer 6
-
$7,901 USD
View
B+
Retailer 7
-
$7,999 USD
View
B+
Retailer 8
-
$8,255 USD
View
B+
Retailer 9
-
$8,279 USD
View
B+
Retailer 10
-
$8,302 USD
View
Final sale: no returns
B+
Retailer 11
-
$8,302 USD
View
B+
Retailer 12
-
$8,379 USD
CA$11,637 CAD
View
B+
Retailer 13
-
$8,849 USD
View
B+
Retailer 14
-
$8,857 USD
View
B
Retailer 15
-
$8,994 USD
View
B+
Retailer 16
-
$9,132 USD
View
B+
Retailer 17
-
$9,134 USD
£7,192 GBP
View
B+
Retailer 18
-
$9,217 USD
View
B+
Retailer 19
-
$9,259 USD
View
B+
Retailer 20
-
$9,261 USD
View
B+
Retailer 21
-
$9,830 USD
View
B+
Retailer 22
-
$9,830 USD
View
B+
Retailer 23
-
$9,879 USD
View
B+
Retailer 24
-
$9,922 USD
View
B
Retailer 25
-
$10,066 USD
View
B
Retailer 26
-
$10,160 USD
View
B
Retailer 27
-
$10,377 USD
View
B+
Retailer 28
-
$10,635 USD
€10,129 EUR
View
B
Retailer 29
-
$10,869 USD
£8,558 GBP
View
B
Retailer 30
-
$12,196 USD
ZAR 197,032 ZAR
View
B
Retailer 31
-
$13,835 USD
£10,894 GBP
View
Most Expensive
B
NZ Jewellers
432a34a9-c3a6-4872-9120-897be74981fb · Oct 30
$16,604 USD
View
31 more retailers have this diamond
Prices start from $7,275 USDSave up to $9,329 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
$7,275 USD