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Round|Lab Grown|IGI

1.29ct F VS1 Round Lab Grown Diamond

EX • F/VS1 • IGI LG788620064

Shape and cutting style on the report: Round brilliant

Certificate IGI LG788620064

Diamond specifications and retailer prices

From $188 USD
As of November 1, 2026
Save $900 USD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,088 USD at MOH London · As of November 1, 2026
View at MOH London

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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG788620064 or 788620064. Listed at 18 retailers as of November 1, 2026, with prices from $188 to $1,088, a $900 spread on the same certified stone. MOH London lists it at $1,088. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788620064
Dimensions7.09 × 7.06 × 4.29 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.09 mm7.06 mm1.29 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788620064
Side View
Table 56.0%Crown 32.7°Girdle: MediumPavilion 40.9°Culet: NoneDepth 60.5%

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: Nov 1
Current: $1,088 USD|Low: $188 USD|High: $1,101 USD|Avg: $509 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 11$188 USD
Retailer 13$233 USD
Retailer 9$402 USD
Retailer 3$408 USD
Retailer 8$421 USD
Retailer 6$429 USD
Retailer 5$438 USD
Retailer 4$482 USD
Retailer 10$510 USD
Retailer 7$567 USD
Retailer 2$597 USD
Retailer 12$680 USD
MOH London$1,088 USD

41 data points across 13 retailers

18 retailers$188 USD to $1,088 USD

A
Cheapest Retailer
-
$188 USD
A
Retailer 2
-
$218 USD
View
Retailer 3
-
$233 USD
View
Price last confirmed 17 days ago
A
Retailer 4
-
$233 USD
View
A
Retailer 5
-
$402 USD
ZAR 6,492 ZAR
View
A
Retailer 6
-
$408 USD
View
A
Retailer 7
-
$421 USD
£332 GBP
View
A
Retailer 8
-
$429 USD
€409 EUR
View
A
Retailer 9
-
$438 USD
View
B+
Retailer 10
-
$482 USD
View
B+
Retailer 11
-
$510 USD
View
B+
Retailer 12
-
$567 USD
A$873 AUD
View
B+
Retailer 13
-
$597 USD
View
B+
Retailer 14
-
$680 USD
View
B
Retailer 15
-
$748 USD
View
B
Retailer 16
-
$802 USD
View
B
Retailer 17
-
$846 USD
View
Most Expensive
B
MOH London
LG788620064 · Nov 1
$1,088 USD
£857 GBP
View
17 more retailers have this diamond
Prices start from $188 USDSave up to $900 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
$188 USD