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Radiant|Natural|GIA

1.50ct G SI1 Radiant Natural Diamond

EX • G/SI1 • GIA 2558742615

Certificate GIA 2558742615

Diamond specifications and retailer prices

From $4,621 USD
HK$36,100 HKD
Save $4,987 USD (52%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $9,608 USD at Queensmith
View at Queensmith

About this 1.5ct natural radiant diamond

This 1.5ct natural radiant sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2558742615. Listed at 16 retailers, with prices from $4,621 to $9,608 at Queensmith, a $4,987 spread on the same certified stone. 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
G
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2558742615
Dimensions7.53 × 5.77 × 3.96 mm
L/W Ratio1.31
Girdle conditionPolished
Culet sizeNone
Key to symbols
Cloud, Crystal, Feather, Needle, Indented Natural
Top View
7.53 mm5.77 mm1.50 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2558742615
Side View
Table 68.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 68.7%

Caratlytics Score

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

Price History

Last verified: Sep 29
Current: $9,608 USD|Low: $4,621 USD|High: $10,141 USD|Avg: $6,503 USD|-4.4%
Queensmith
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
October 1, 2026
Retailer 13$4,621 USD
Retailer 2$5,022 USD
Retailer 9$5,187 USD
Retailer 7$5,260 USD
Retailer 3$5,317 USD
Retailer 6$5,423 USD
Retailer 5$5,673 USD
Retailer 16$5,675 USD
Retailer 14$5,988 USD
Retailer 11$6,152 USD
Retailer 4$6,374 USD
Retailer 8$6,577 USD
Retailer 10$6,664 USD
Retailer 12$7,496 USD
Retailer 15$9,268 USD
Queensmith$9,608 USD

32 data points across 16 retailers

16 retailers$4,621 USD to $9,608 USD

A
Cheapest Retailer
-
$4,621 USD
HK$36,100 HKD
B+
Retailer 2
-
$5,022 USD
₹478,330 INR
View
B+
Retailer 3
-
$5,187 USD
View
B+
Retailer 4
-
$5,260 USD
View
B+
Retailer 5
-
$5,317 USD
SGD 7,185 SGD
View
B+
Retailer 6
-
$5,423 USD
SGD 7,328 SGD
View
B+
Retailer 7
-
$5,673 USD
View
B+
Retailer 8
-
$5,675 USD
View
B+
Retailer 9
-
$6,002 USD
£4,726 GBP
View
B+
Retailer 10
-
$6,152 USD
A$9,464 AUD
View
B+
Retailer 11
-
$6,374 USD
View
B+
Retailer 12
-
$6,577 USD
A$10,118 AUD
View
B+
Retailer 13
-
$6,664 USD
€6,347 EUR
View
B
Retailer 14
-
$7,496 USD
ZAR 121,097 ZAR
View
B
Retailer 15
-
$9,268 USD
£7,298 GBP
View
Most Expensive
B
Queensmith
2558742615 · Oct 1
$9,608 USD
£7,565 GBP
View
15 more retailers have this diamond
Prices start from $4,621 USDSave up to $4,987 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.

A
1.50ct Radiant
$4,621 USD