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Round|Lab Grown|IGI

1.29ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG817672995

Shape and cutting style on the report: Round brilliant

Certificate IGI LG817672995

Diamond specifications and retailer prices

From $248 USD
As of October 29, 2026
Save $2,132 USD (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,380 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.29ct lab-grown round diamond

This 1.29ct lab-grown round 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 LG817672995 or 817672995. Listed at 19 retailers as of October 29, 2026, with prices from $248 to $2,380, a $2,132 spread on the same certified stone. Do Amore Diamonds lists it at $2,380. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817672995
Dimensions6.97 × 7.00 × 4.33 mm
L/W Ratio1.00
Girdle conditionFaceted
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
6.97 mm7.00 mm1.29 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817672995
Side View
Table 60.0%Crown 35.1°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.1%

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: $2,380 USD|Low: $239 USD|High: $2,380 USD|Avg: $847 USD
Do Amore Diamonds
Retailer 2
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Retailer 19
October 31, 2026
Retailer 18$248 USD
Retailer 7$268 USD
Retailer 13$288 USD
Retailer 2$308 USD
Retailer 11$382 USD
Retailer 14$414 USD
Retailer 6$534 USD
Retailer 19$538 USD
Retailer 15$541 USD
Retailer 16$602 USD
Retailer 12$620 USD
Retailer 3$796 USD
Retailer 8$884 USD
Retailer 9$991 USD
Retailer 5$1,051 USD
Retailer 17$1,269 USD
Retailer 4$1,270 USD
Retailer 10$1,820 USD
Do Amore Diamonds$2,380 USD

11 data points across 19 retailers

19 retailers$248 USD to $2,380 USD

A
Cheapest Retailer
-
$248 USD
A
Retailer 2
-
$268 USD
View
Final sale: no returns
A
Retailer 3
-
$288 USD
View
A
Retailer 4
-
$308 USD
View
A
Retailer 5
-
$382 USD
View
A
Retailer 6
-
$414 USD
View
A
Retailer 7
-
$534 USD
€509 EUR
View
A
Retailer 8
-
$538 USD
View
A
Retailer 9
-
$541 USD
£426 GBP
View
A
Retailer 10
-
$602 USD
£474 GBP
View
A
Retailer 11
-
$620 USD
View
A
Retailer 12
-
$796 USD
A$1,224 AUD
View
B+
Retailer 13
-
$884 USD
View
B+
Retailer 14
-
$991 USD
View
B+
Retailer 15
-
$1,051 USD
View
B+
Retailer 16
-
$1,269 USD
View
B+
Retailer 17
-
$1,270 USD
View
B
Retailer 18
-
$1,820 USD
View
Most Expensive
B
Do Amore Diamonds
27-DB0623CC5 · Oct 31
$2,380 USD
View
18 more retailers have this diamond
Prices start from $248 USDSave up to $2,132 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
1.29ct Round
$248 USD