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Round|Lab Grown|IGI

1.29ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG487108221

Shape and cutting style on the report: Round brilliant

Certificate IGI LG487108221

Diamond specifications and retailer prices

From $1,041 USD
As of November 3, 2026
Save $3,053 USD (75%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,094 USD at MOH London · As of November 3, 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 H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG487108221 or 487108221. Listed at 13 retailers as of November 3, 2026, with prices from $1,041 to $4,094, a $3,053 spread on the same certified stone. MOH London lists it at $4,094. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG487108221
Dimensions6.95 × 6.92 × 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 and may include post-growth treatment Type IIa
Top View
6.95 mm6.92 mm1.29 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG487108221
Side View
Table 56.0%Crown 36°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.3%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: $4,094 USD|Low: $833 USD|High: $4,149 USD|Avg: $1,967 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
Retailer 14
Retailer 15
Retailer 16
November 3, 2026
Retailer 10$1,041 USD
Retailer 11$1,110 USD
Retailer 15$1,132 USD
Retailer 14$1,166 USD
Retailer 12$1,207 USD
Retailer 3$1,380 USD
Retailer 6$1,387 USD
Retailer 4$1,737 USD
Retailer 13$1,926 USD
Retailer 2$2,221 USD
Retailer 16$2,263 USD
Retailer 5$2,523 USD
Retailer 8$2,701 USD
Retailer 7$2,728 USD
Retailer 9$3,146 USD
MOH London$4,094 USD

23 data points across 16 retailers

13 retailers$1,041 USD to $4,094 USD

B+
Cheapest Retailer
-
$1,041 USD
B+
Retailer 2
-
$1,110 USD
View
B+
Retailer 3
-
$1,132 USD
View
B+
Retailer 4
-
$1,166 USD
View
Final sale: no returns
Retailer 5
-
$1,207 USD
View
Price last confirmed 17 days ago
B
Retailer 6
-
$1,207 USD
View
B
Retailer 7
-
$1,380 USD
View
B
Retailer 8
-
$1,926 USD
View
B
Retailer 9
-
$2,221 USD
ZAR 35,887 ZAR
View
B
Retailer 10
-
$2,263 USD
View
B
Retailer 11
-
$2,523 USD
View
B
Retailer 12
-
$3,146 USD
A$4,840 AUD
View
Most Expensive
B
MOH London
LG487108221 · Nov 3
$4,094 USD
£3,224 GBP
View
12 more retailers have this diamond
Prices start from $1,041 USDSave up to $3,053 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
$1,041 USD