Round|Lab Grown|GIA

1.42ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • GIA 2467951542

Shape and cutting style on the report: Round brilliant

Certificate GIA 2467951542

Diamond specifications and retailer prices

From $235 USD
As of October 29, 2026
Save $1,093 USD (82%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,260 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.42ct lab-grown round diamond

This 1.42ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2467951542. Listed at 17 retailers as of October 29, 2026, with a 465% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.42
Carat
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginLab Grown
Grading LabGIA
CertificateGIA 2467951542
Dimensions7.18 × 7.15 × 4.44 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
7.18 mm7.15 mm1.42 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2467951542
Side View
Table 58.0%Crown 36°Girdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 61.9%

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: Oct 29
Current: $554 USD|Low: $226 USD|High: $1,328 USD|Avg: $599 USD|+6.9%
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
November 1, 2026
Retailer 9$235 USD
Retailer 4$263 USD
Retailer 2$273 USD
Retailer 5$292 USD
Retailer 10$292 USD
Retailer 11$406 USD
Retailer 1$554 USD
Retailer 13$614 USD
Retailer 6$706 USD
Retailer 8$941 USD
Retailer 3$1,035 USD
Retailer 7$1,297 USD
Retailer 12$1,328 USD

44 data points across 13 retailers

17 retailers$235 USD to $1,328 USD

A
Cheapest Retailer
-
$235 USD
A
Retailer 2
-
$263 USD
View
Final sale: no returns
A
Retailer 3
-
$273 USD
View
A
Retailer 4
-
$292 USD
View
A
Retailer 5
-
$292 USD
View
B+
Retailer 6
-
$406 USD
View
A
Retailer 7
-
$458 USD
View
B+
Retailer 8
-
$554 USD
£436 GBP
View
B+
Retailer 9
-
$614 USD
View
B+
Retailer 10
-
$635 USD
View
B+
Retailer 11
-
$742 USD
CA$1,030 CAD
View
B
Retailer 12
-
$941 USD
View
B
Retailer 13
-
$1,035 USD
View
B
Retailer 14
-
$1,204 USD
View
B
Retailer 15
-
$1,297 USD
£1,021 GBP
View
B
Retailer 16
-
$1,328 USD
View
Most Expensive
Do Amore Diamonds
27-07F91BB5B · Oct 31
$2,260 USD
View
Price under review
16 more retailers have this diamond
Prices start from $235 USDSave up to $1,093 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
1.42ct Round
$235 USD