Round|Lab Grown|IGI

1.26ct F VVS1 Round Lab Grown Diamond

ID • F/VVS1 • IGI LG811627378

Shape and cutting style on the report: Round brilliant

Certificate IGI LG811627378

Diamond specifications and retailer prices

From $218 USD
As of November 3, 2026
Save $705 USD (76%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,086 USD at MOH London · As of October 26, 2026
View at MOH London

About this 1.26ct lab-grown round diamond

This 1.26ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG811627378 or 811627378. Listed at 19 retailers as of November 3, 2026, with a 323% 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

1.26
Carat
F
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811627378
Dimensions6.92 × 6.88 × 4.27 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 mm6.88 mm1.26 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811627378
Side View
Table 58.0%Crown 35.9°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.9%

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: Nov 3
Current: $1,086 USD|Low: $210 USD|High: $1,096 USD|Avg: $539 USD|-0.9%
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 5, 2026
Retailer 3$218 USD
Retailer 4$271 USD
Retailer 5$365 USD
Retailer 6$466 USD
Retailer 10$467 USD
Retailer 2$496 USD
Retailer 8$508 USD
Retailer 12$557 USD
Retailer 7$615 USD
Retailer 9$662 USD
Retailer 11$850 USD
Retailer 13$873 USD
MOH London$1,086 USD

37 data points across 13 retailers

19 retailers$218 USD to $923 USD

A
Cheapest Retailer
-
$218 USD
A
Retailer 2
-
$253 USD
View
A
Retailer 3
-
$271 USD
View
Retailer 4
-
$271 USD
View
Price last confirmed 11 days ago
B+
Retailer 5
-
$365 USD
View
A
Retailer 6
-
$466 USD
View
A
Retailer 7
-
$467 USD
View
B+
Retailer 8
-
$496 USD
View
B+
Retailer 9
-
$508 USD
View
B+
Retailer 10
-
$510 USD
View
B+
Retailer 11
-
$515 USD
View
B+
Retailer 12
-
$557 USD
View
B+
Retailer 13
-
$615 USD
View
B+
Retailer 14
-
$662 USD
View
Retailer 15
-
$850 USD
View
Price last confirmed 7 days ago
B
Retailer 16
-
$870 USD
View
B
Retailer 17
-
$873 USD
View
B
Retailer 18
-
$923 USD
View
Most Expensive
MOH London
LG811627378 · Oct 26
$1,086 USD
£855 GBP
View
Price last confirmed 9 days ago
18 more retailers have this diamond
Prices start from $218 USDSave up to $705 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
1.26ct Round
$218 USD