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Round|Lab Grown|IGI

1.29ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG780616396

Shape and cutting style on the report: Round brilliant

Certificate IGI LG780616396

Diamond specifications and retailer prices

From $180 USD
As of October 29, 2026
Save $869 USD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,049 USD at MOH London · As of October 29, 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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG780616396 or 780616396. Listed at 19 retailers as of October 29, 2026, with prices from $180 to $1,049, a $869 spread on the same certified stone. MOH London lists it at $1,049. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780616396
Dimensions6.93 × 6.96 × 4.32 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
6.93 mm6.96 mm1.29 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780616396
Side View
Table 59.0%Crown 34.1°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 62.2%

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: $1,049 USD|Low: $173 USD|High: $1,055 USD|Avg: $490 USD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 10$180 USD
Retailer 12$223 USD
Retailer 6$383 USD
Retailer 3$395 USD
Retailer 2$401 USD
Retailer 5$414 USD
Retailer 4$474 USD
Retailer 8$530 USD
Retailer 7$544 USD
Retailer 9$564 USD
Retailer 11$880 USD
MOH London$1,049 USD

45 data points across 12 retailers

19 retailers$180 USD to $1,049 USD

A
Cheapest Retailer
-
$180 USD
A
Retailer 2
-
$209 USD
View
A
Retailer 3
-
$223 USD
View
A
Retailer 4
-
$223 USD
View
A
Retailer 5
-
$383 USD
ZAR 6,189 ZAR
View
A
Retailer 6
-
$395 USD
View
A
Retailer 7
-
$401 USD
£316 GBP
View
A
Retailer 8
-
$414 USD
€394 EUR
View
A
Retailer 9
-
$436 USD
View
B+
Retailer 10
-
$474 USD
View
Retailer 11
-
$530 USD
View
Price last confirmed 12 days ago
B+
Retailer 12
-
$544 USD
A$837 AUD
View
B+
Retailer 13
-
$564 USD
View
Retailer 14
-
$685 USD
View
Price last confirmed 31 days ago
B
Retailer 15
-
$717 USD
View
B
Retailer 16
-
$772 USD
View
B
Retailer 17
-
$804 USD
View
B
Retailer 18
-
$880 USD
View
Most Expensive
B
MOH London
LG780616396 · Oct 29
$1,049 USD
£826 GBP
View
18 more retailers have this diamond
Prices start from $180 USDSave up to $869 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
$180 USD