Round|Lab Grown|IGI

1.05ct D IF Round Lab Grown Diamond

EX • D/IF • IGI LG805644863

Shape and cutting style on the report: Round brilliant

Certificate IGI LG805644863

Diamond specifications and retailer prices

From $280 USD
As of October 29, 2026
Save $1,306 USD (82%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $1,586 USD at Yadav Diamonds · As of October 30, 2026
View at Yadav Diamonds

About this 1.05ct lab-grown round diamond

This 1.05ct lab-grown round 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 LG805644863 or 805644863. Listed at 23 retailers as of October 29, 2026, with prices from $280 to $1,586, a $1,306 spread on the same certified stone. Yadav Diamonds lists it at $1,586. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805644863
Dimensions6.44 × 6.46 × 4.04 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.44 mm6.46 mm1.05 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG805644863
Side View
Table 60.0%Crown 35.7°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.7%

Caratlytics Score

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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: $1,392 USD|Low: $280 USD|High: $1,479 USD|Avg: $746 USD|-4.4%
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Retailer 22
November 1, 2026
Retailer 21$280 USD
Retailer 8$314 USD
Retailer 10$325 USD
Retailer 2$347 USD
Retailer 14$347 USD
Retailer 15$397 USD
Retailer 22$468 USD
Retailer 20$505 USD
Retailer 16$557 USD
Retailer 5$571 USD
Retailer 4$590 USD
Retailer 19$597 USD
Retailer 12$611 USD
Retailer 17$835 USD
Retailer 18$845 USD
Retailer 9$945 USD
Retailer 7$1,116 USD
Retailer 6$1,167 USD
Retailer 13$1,257 USD
Retailer 11$1,356 USD
Retailer 1$1,392 USD
Retailer 3$1,449 USD

25 data points across 22 retailers

23 retailers$280 USD to $1,586 USD

A
Cheapest Retailer
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$280 USD
A
Retailer 2
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$325 USD
View
A
Retailer 3
-
$347 USD
View
Retailer 4
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$347 USD
View
Price last confirmed 9 days ago
A
Retailer 5
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$397 USD
HK$3,100 HKD
View
A
Retailer 6
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$468 USD
View
A
Retailer 7
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$505 USD
View
A
Retailer 8
-
$557 USD
€530 EUR
View
A
Retailer 9
-
$571 USD
View
B+
Retailer 10
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$590 USD
View
B+
Retailer 11
-
$597 USD
ZAR 9,639 ZAR
View
B+
Retailer 12
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$611 USD
£481 GBP
View
B+
Retailer 13
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$835 USD
View
B+
Retailer 14
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$845 USD
A$1,300 AUD
View
B+
Retailer 15
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$945 USD
SGD 1,277 SGD
View
Retailer 16
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$1,065 USD
View
Price last confirmed 16 days ago
B+
Retailer 17
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$1,116 USD
View
B+
Retailer 18
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$1,167 USD
View
B
Retailer 19
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$1,257 USD
View
B
Retailer 20
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$1,356 USD
£1,068 GBP
View
B
Retailer 21
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$1,392 USD
£1,096 GBP
View
B
Retailer 22
-
$1,449 USD
View
Most Expensive
B
Yadav Diamonds
13006977 · Oct 30
$1,586 USD
View
22 more retailers have this diamond
Prices start from $280 USDSave up to $1,306 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 Round
$280 USD