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Round|Lab Grown|IGI

0.97ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG665408058

Shape and cutting style on the report: Round brilliant

Certificate IGI LG665408058

Diamond specifications and retailer prices

From $137 USD
As of October 29, 2026
Save $857 USD (86%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $994 USD at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

About this 0.97ct lab-grown round diamond

This 0.97ct lab-grown round sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG665408058 or 665408058. Listed at 20 retailers as of October 28, 2026, with prices from $137 to $994, a $857 spread on the same certified stone. Reve Diamonds lists it at $994. 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

0.97
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665408058
Dimensions6.33 × 6.28 × 3.94 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.33 mm6.28 mm0.97 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665408058
Side View
Table 58.0%Crown 35.6°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.5%

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: $290 USD|Low: $136 USD|High: $1,429 USD|Avg: $424 USD|+7.5%
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
Reve Diamonds
October 29, 2026
Retailer 11$137 USD
Retailer 10$153 USD
Retailer 12$159 USD
Retailer 4$170 USD
Retailer 14$282 USD
Retailer 1$290 USD
Retailer 3$319 USD
Retailer 8$337 USD
Retailer 15$370 USD
Retailer 2$414 USD
Retailer 5$447 USD
Retailer 7$500 USD
Retailer 13$519 USD
Retailer 6$604 USD
Retailer 9$798 USD
Reve Diamonds$994 USD

41 data points across 16 retailers

20 retailers$137 USD to $994 USD

A
Retailer 1
-
$136 USD
Price last confirmed 41 days ago
A
Retailer 2
-
$137 USD
View
A
Retailer 3
-
$153 USD
View
Final sale: no returns
A
Retailer 4
-
$159 USD
View
A
Retailer 5
-
$167 USD
View
Price last confirmed 39 days ago
A
Retailer 6
-
$170 USD
View
A
Retailer 7
-
$282 USD
View
A
Retailer 8
-
$290 USD
£228 GBP
View
A
Retailer 9
-
$319 USD
View
A
Retailer 10
-
$337 USD
€321 EUR
View
B+
Retailer 11
-
$370 USD
View
Price last confirmed 11 days ago
B+
Retailer 12
-
$412 USD
View
Price last confirmed 87 days ago
B+
Retailer 13
-
$414 USD
View
B+
Retailer 14
-
$447 USD
View
B+
Retailer 15
-
$500 USD
View
B+
Retailer 16
-
$519 USD
A$798 AUD
View
B+
Retailer 17
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$544 USD
View
Price last confirmed 38 days ago
B
Retailer 18
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$604 USD
View
B
Retailer 19
-
$798 USD
£628 GBP
View
Most Expensive
B
Reve Diamonds
0F2CDFE60 · Oct 28
$994 USD
View
19 more retailers have this diamond
Prices start from $137 USDSave up to $857 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
0.97ct Round
$137 USD