Round|Lab Grown|IGI

1.29ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG839676122

Shape and cutting style on the report: Round brilliant

Certificate IGI LG839676122

Diamond specifications and retailer prices

From $224 USD
As of October 28, 2026
Save $811 USD (78%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,060 USD at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG839676122 or 839676122. Listed at 13 retailers as of October 28, 2026, with a 362% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839676122
Dimensions6.92 × 6.98 × 4.31 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
6.92 mm6.98 mm1.29 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839676122
Side View
Table 58.0%Crown 36°Girdle: MediumPavilion 40.6°Culet: NoneDepth 62.1%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $421 USD|Low: $224 USD|High: $1,193 USD|Avg: $557 USD|-4.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 8$224 USD
Retailer 4$282 USD
Retailer 9$335 USD
Retailer 5$410 USD
Retailer 1$421 USD
Retailer 11$427 USD
Retailer 10$452 USD
Retailer 12$610 USD
Retailer 2$805 USD
Retailer 3$815 USD
Retailer 7$837 USD
Retailer 6$1,035 USD

25 data points across 12 retailers

13 retailers$224 USD to $1,035 USD

A+
Cheapest Retailer
-
$224 USD
Final sale: no returns
A
Retailer 2
-
$282 USD
HK$2,200 HKD
View
B+
Retailer 3
-
$335 USD
View
Returns within 30 days
A
Retailer 4
-
$410 USD
£323 GBP
View
Returns within 30 days
A
Retailer 5
-
$421 USD
€401 EUR
View
Returns within 100 days
A
Retailer 6
-
$427 USD
ZAR 6,893 ZAR
View
Returns within 7 days
A
Retailer 7
-
$452 USD
£356 GBP
View
Returns within 30 days
B+
Retailer 8
-
$610 USD
A$939 AUD
View
B
Retailer 9
-
$805 USD
View
Returns within 30 days
B+
Retailer 10
-
$815 USD
View
Price last confirmed 11 days ago
Returns within 30 days
B+
Retailer 11
-
$837 USD
SGD 1,131 SGD
View
Returns within 14 days
B
Retailer 12
-
$1,035 USD
£815 GBP
View
Most Expensive
B
Brilliant Earth
21696756A · Oct 16
$1,060 USD
View
Price last confirmed 12 days ago
Returns within 30 days
12 more retailers have this diamond
Prices start from $224 USDSave up to $811 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
$224 USD