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Radiant|Lab Grown|IGI

1.38ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG842608476

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG842608476

Diamond specifications and retailer prices

From $256 USD
As of October 30, 2026
Save $1,349 USD (84%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,605 USD at Michael Trio · As of October 30, 2026
View at Michael Trio

About this 1.38ct lab-grown radiant diamond

This 1.38ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG842608476 or 842608476. Listed at 20 retailers as of October 30, 2026, with prices from $256 to $1,605, a $1,349 spread on the same certified stone. Michael Trio lists it at $1,605. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.38
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.4°
Pavilion angle34.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842608476
Dimensions8.38 × 5.26 × 3.53 mm
L/W Ratio1.59
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.38 mm5.26 mm1.38 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842608476
Side View
Table 66.0%Crown 41.4°Girdle: MED-STKPavilion 34.5°Culet: NoneDepth 67.1%

Caratlytics Score

How it works →
A+
Exceptional
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 30
Current: $1,605 USD|Low: $256 USD|High: $1,628 USD|Avg: $709 USD|-1.4%
Michael Trio
Retailer 2
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Retailer 20
October 30, 2026
Retailer 13$256 USD
Retailer 18$287 USD
Retailer 8$297 USD
Retailer 16$318 USD
Retailer 10$319 USD
Retailer 14$328 USD
Retailer 7$480 USD
Retailer 12$507 USD
Retailer 2$531 USD
Retailer 6$546 USD
Retailer 15$606 USD
Retailer 19$650 USD
Retailer 5$773 USD
Retailer 3$971 USD
Retailer 9$980 USD
Retailer 20$1,021 USD
Retailer 4$1,072 USD
Retailer 17$1,115 USD
Retailer 11$1,280 USD
Michael Trio$1,605 USD

14 data points across 20 retailers

20 retailers$256 USD to $1,605 USD

A+
Cheapest Retailer
-
$256 USD
A
Retailer 2
-
$287 USD
View
Final sale: no returns
A
Retailer 3
-
$297 USD
View
A
Retailer 4
-
$318 USD
View
A
Retailer 5
-
$319 USD
View
A
Retailer 6
-
$328 USD
£258 GBP
View
A
Retailer 7
-
$480 USD
View
Retailer 8
-
$507 USD
€483 EUR
View
Price last confirmed 7 days ago
A
Retailer 9
-
$531 USD
View
A
Retailer 10
-
$546 USD
ZAR 8,816 ZAR
View
A
Retailer 11
-
$606 USD
£477 GBP
View
A
Retailer 12
-
$650 USD
View
A
Retailer 13
-
$773 USD
A$1,189 AUD
View
B+
Retailer 14
-
$971 USD
View
B+
Retailer 15
-
$980 USD
View
B+
Retailer 16
-
$1,021 USD
View
B+
Retailer 17
-
$1,072 USD
View
B+
Retailer 18
-
$1,115 USD
View
B+
Retailer 19
-
$1,280 USD
£1,008 GBP
View
Most Expensive
B
Michael Trio
2010737409 · Oct 30
$1,605 USD
SGD 2,169 SGD
View
19 more retailers have this diamond
Prices start from $256 USDSave up to $1,349 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+
1.38ct Radiant
$256 USD