Round|Lab Grown|IGI

1.29ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG783639829

Shape and cutting style on the report: Round brilliant

Certificate IGI LG783639829

Diamond specifications and retailer prices

From $523 USD
As of October 23, 2026
Save $294 USD (36%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,116 USD at MOH London · As of October 21, 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 D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG783639829 or 783639829. Listed at 15 retailers as of October 23, 2026, with a 56% 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 angle35.3°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783639829
Dimensions6.97 × 6.94 × 4.32 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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 mm6.94 mm1.29 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783639829
Side View
Table 58.0%Crown 35.3°Girdle: MediumPavilion 41.2°Culet: NoneDepth 62.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 23
Current: $1,116 USD|Low: $192 USD|High: $1,162 USD|Avg: $531 USD|-3.8%
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
Retailer 14
Retailer 15
October 23, 2026
Retailer 14$192 USD
Retailer 11$214 USD
Retailer 6$238 USD
Retailer 7$238 USD
Retailer 10$377 USD
Retailer 8$402 USD
Retailer 9$409 USD
Retailer 15$415 USD
Retailer 13$523 USD
Retailer 4$562 USD
Retailer 2$581 USD
Retailer 3$764 USD
Retailer 12$766 USD
Retailer 5$817 USD
MOH London$1,116 USD

36 data points across 15 retailers

15 retailers$523 USD to $817 USD

Retailer 1
-
$192 USD
Price last confirmed 7 days ago
Retailer 2
-
$222 USD
View
Price last confirmed 10 days ago
Retailer 3
-
$238 USD
View
Price last confirmed 13 days ago
Retailer 4
-
$238 USD
View
Price last confirmed 9 days ago
Retailer 5
-
$377 USD
£297 GBP
View
Price last confirmed 8 days ago
Retailer 6
-
$402 USD
ZAR 6,489 ZAR
View
Price last confirmed 7 days ago
Retailer 7
-
$409 USD
£322 GBP
View
Price last confirmed 7 days ago
Retailer 8
-
$415 USD
View
Price last confirmed 7 days ago
B+
Retailer 9
-
$523 USD
View
B+
Retailer 10
-
$562 USD
View
B+
Retailer 11
-
$581 USD
A$894 AUD
View
Retailer 12
-
$764 USD
View
Price last confirmed 9 days ago
Retailer 13
-
$766 USD
View
Price last confirmed 7 days ago
B
Retailer 14
-
$817 USD
View
Most Expensive
MOH London
LG783639829 · Oct 21
$1,116 USD
£879 GBP
View
Price last confirmed 9 days ago
14 more retailers have this diamond
Prices start from $523 USDSave up to $294 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.

B+
1.29ct Round
$523 USD