Radiant|Natural|GIA

1.50ct F SI1 Radiant Natural Diamond

ID • F/SI1 • GIA 6552029030

Certificate GIA 6552029030

Diamond specifications and retailer prices

From $4,933 USD
As of November 2, 2026
Save $4,263 USD (46%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $9,196 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.5ct natural radiant diamond

This 1.5ct natural radiant 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 stated by the retailer rather than the lab and certified by GIA 6552029030. Listed at 6 retailers as of October 30, 2026, with prices from $4,933 to $9,196, a $4,263 spread on the same certified stone. NZ Jewellers lists it at $9,196. 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
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.88°
Pavilion angle30.89°
OriginNatural
Grading LabGIA
CertificateGIA 6552029030
Dimensions7.16 × 5.65 × 3.89 mm
L/W Ratio1.27
Girdle conditionThick
Key to symbols
Crystal, Feather, Cloud, Needle, Indented Natural, Natural
Top View
7.16 mm5.65 mm1.50 ctF / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552029030
Side View
Table 67.0%Crown 47.88°Girdle: ThickPavilion 30.89°Culet: NoneDepth 68.9%

Caratlytics Score

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

Price History

Last verified: Nov 2
Current: $9,196 USD|Low: $4,933 USD|High: $9,355 USD|Avg: $6,384 USD|-1.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 5$4,933 USD
Retailer 2$5,144 USD
Retailer 4$5,145 USD
Retailer 7$5,420 USD
Retailer 6$5,602 USD
Retailer 9$5,940 USD
Retailer 8$6,243 USD
Retailer 3$8,758 USD
NZ Jewellers$9,196 USD

34 data points across 9 retailers

6 retailers$4,933 USD to $9,196 USD

A
Cheapest Retailer
-
$4,933 USD
A
Retailer 2
-
$5,144 USD
£4,051 GBP
View
A
Retailer 3
-
$5,145 USD
View
Retailer 4
-
$5,602 USD
A$8,619 AUD
View
Price last confirmed 23 days ago
B+
Retailer 5
-
$8,758 USD
£6,896 GBP
View
Most Expensive
B+
NZ Jewellers
d1c4be58-5c4d-4677-90a6-4afdfc0be9d9 · Oct 30
$9,196 USD
View
5 more retailers have this diamond
Prices start from $4,933 USDSave up to $4,263 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.

A
1.50ct Radiant
$4,933 USD