Radiant|Lab Grown|IGI

1.05ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG653434490

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

Certificate IGI LG653434490

Diamond specifications and retailer prices

From $187 USD
As of October 30, 2026
Save $1,613 USD (90%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $1,800 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.05ct lab-grown radiant diamond

This 1.05ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG653434490 or 653434490. Listed at 25 retailers as of October 30, 2026, with prices from $187 to $1,800, a $1,613 spread on the same certified stone. Do Amore Diamonds lists it at $1,800. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.7°
Pavilion angle31.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG653434490
Dimensions7.40 × 4.99 × 3.22 mm
L/W Ratio1.48
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.40 mm4.99 mm1.05 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG653434490
Side View
Table 63.0%Crown 42.7°Girdle: MediumPavilion 31.8°Culet: NoneDepth 64.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $435 USD|Low: $180 USD|High: $1,750 USD|Avg: $620 USD|+2.2%
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
Retailer 14
Retailer 15
Retailer 16
October 31, 2026
Retailer 4$187 USD
Retailer 9$212 USD
Retailer 15$217 USD
Retailer 3$232 USD
Retailer 7$362 USD
Retailer 14$433 USD
Retailer 1$435 USD
Retailer 10$472 USD
Retailer 8$472 USD
Retailer 13$626 USD
Retailer 6$748 USD
Retailer 5$823 USD
Retailer 12$1,022 USD
Retailer 16$1,031 USD
Retailer 2$1,295 USD
Retailer 11$1,330 USD

41 data points across 16 retailers

25 retailers$187 USD to $1,800 USD

A
Cheapest Retailer
-
$187 USD
A
Retailer 2
-
$212 USD
View
Final sale: no returns
A
Retailer 3
-
$217 USD
View
A
Retailer 4
-
$232 USD
View
A
Retailer 5
-
$362 USD
View
A
Retailer 6
-
$371 USD
HK$2,900 HKD
View
Retailer 7
-
$433 USD
ZAR 6,993 ZAR
View
Price last confirmed 8 days ago
A
Retailer 8
-
$435 USD
€414 EUR
View
A
Retailer 9
-
$455 USD
View
A
Retailer 10
-
$472 USD
£371 GBP
View
A
Retailer 11
-
$472 USD
View
A
Retailer 12
-
$550 USD
View
A
Retailer 13
-
$626 USD
A$963 AUD
View
B+
Retailer 14
-
$748 USD
View
B+
Retailer 15
-
$823 USD
View
B+
Retailer 16
-
$896 USD
SGD 1,211 SGD
View
B+
Retailer 17
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$995 USD
View
B+
Retailer 18
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$1,022 USD
A$1,573 AUD
View
Retailer 19
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$1,031 USD
£812 GBP
View
Price last confirmed 12 days ago
B
Retailer 20
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$1,153 USD
View
Retailer 21
-
$1,295 USD
View
Price last confirmed 10 days ago
Retailer 22
-
$1,295 USD
View
Price last confirmed 10 days ago
B+
Retailer 23
-
$1,330 USD
View
B
Retailer 24
-
$1,622 USD
£1,277 GBP
View
Most Expensive
B
Do Amore Diamonds
27-441C63700 · Oct 31
$1,800 USD
View
24 more retailers have this diamond
Prices start from $187 USDSave up to $1,613 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
1.05ct Radiant
$187 USD