Round|Lab Grown|IGI

1.30ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG801686787

Shape and cutting style on the report: Round brilliant

Certificate IGI LG801686787

Diamond specifications and retailer prices

From $273 USD
As of November 1, 2026
Save $1,377 USD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,650 USD at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 1.3ct lab-grown round diamond

This 1.3ct 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 LG801686787 or 801686787. Listed at 15 retailers as of November 1, 2026, with prices from $273 to $1,650, a $1,377 spread on the same certified stone. Rare Carat lists it at $1,650. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801686787
Dimensions6.99 × 6.94 × 4.34 mm
L/W Ratio1.01
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
6.99 mm6.94 mm1.30 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801686787
Side View
Table 57.0%Crown 36.2°Girdle: MediumPavilion 40.7°Culet: NoneDepth 62.3%

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: Nov 1
Current: $1,650 USD|Low: $273 USD|High: $1,650 USD|Avg: $872 USD
Rare Carat
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
November 3, 2026
Retailer 14$273 USD
Retailer 13$306 USD
Retailer 2$495 USD
Retailer 9$538 USD
Retailer 3$562 USD
Retailer 11$584 USD
Retailer 5$592 USD
Retailer 10$595 USD
Retailer 12$812 USD
Retailer 8$1,041 USD
Retailer 6$1,140 USD
Retailer 7$1,199 USD
Retailer 15$1,358 USD
Retailer 4$1,428 USD
Rare Carat$1,650 USD

4 data points across 15 retailers

15 retailers$273 USD to $1,650 USD

A
Cheapest Retailer
-
$273 USD
A
Retailer 2
-
$306 USD
View
Final sale: no returns
A
Retailer 3
-
$495 USD
View
A
Retailer 4
-
$538 USD
£423 GBP
View
A
Retailer 5
-
$562 USD
View
A
Retailer 6
-
$584 USD
ZAR 9,441 ZAR
View
A
Retailer 7
-
$592 USD
View
A
Retailer 8
-
$595 USD
£468 GBP
View
B+
Retailer 9
-
$812 USD
View
B+
Retailer 10
-
$1,041 USD
View
B+
Retailer 11
-
$1,140 USD
View
B+
Retailer 12
-
$1,199 USD
View
B
Retailer 13
-
$1,358 USD
£1,069 GBP
View
B
Retailer 14
-
$1,428 USD
View
Most Expensive
B
Rare Carat
E-168 - 590 · Nov 1
$1,650 USD
View
14 more retailers have this diamond
Prices start from $273 USDSave up to $1,377 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
1.30ct Round
$273 USD