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Round|Lab Grown|IGI

1.26ct F VVS1 Round Lab Grown Diamond

EX • F/VVS1 • IGI LG685511040

Shape and cutting style on the report: Round brilliant

Certificate IGI LG685511040

Diamond specifications and retailer prices

From $194 USD
As of November 3, 2026
Save $934 USD (83%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,128 USD at MOH London · As of October 29, 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 LG685511040 or 685511040. Listed at 22 retailers as of October 29, 2026, with prices from $194 to $1,128, a $934 spread on the same certified stone. MOH London lists it at $1,128. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG685511040
Dimensions6.94 × 6.99 × 4.24 mm
L/W Ratio1.01
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
6.94 mm6.99 mm1.26 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG685511040
Side View
Table 60.0%Crown 34.6°Girdle: MediumPavilion 41.2°Culet: NoneDepth 60.8%

Caratlytics Score

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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: $1,128 USD|Low: $186 USD|High: $1,135 USD|Avg: $528 USD|-0.4%
MOH London
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Retailer 21
November 5, 2026
Retailer 20$194 USD
Retailer 21$217 USD
Retailer 12$224 USD
Retailer 6$240 USD
Retailer 3$268 USD
Retailer 8$325 USD
Retailer 13$413 USD
Retailer 19$414 USD
Retailer 2$432 USD
Retailer 17$441 USD
Retailer 7$487 USD
Retailer 4$502 USD
Retailer 18$585 USD
Retailer 15$595 USD
Retailer 9$771 USD
Retailer 16$774 USD
Retailer 14$785 USD
Retailer 10$809 USD
Retailer 11$810 USD
Retailer 5$825 USD
MOH London$1,128 USD

31 data points across 21 retailers

22 retailers$194 USD to $1,128 USD

A
Cheapest Retailer
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$194 USD
A
Retailer 2
-
$217 USD
View
Final sale: no returns
A
Retailer 3
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$224 USD
View
A
Retailer 4
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$240 USD
View
A
Retailer 5
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$268 USD
View
B+
Retailer 6
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$325 USD
View
A
Retailer 7
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$413 USD
View
A
Retailer 8
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$414 USD
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A
Retailer 9
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$432 USD
View
A
Retailer 10
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$441 USD
View
B+
Retailer 11
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$487 USD
View
B+
Retailer 12
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$502 USD
View
B+
Retailer 13
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$585 USD
View
B+
Retailer 14
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$595 USD
View
B
Retailer 15
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$623 USD
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B
Retailer 16
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$771 USD
View
B
Retailer 17
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$774 USD
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B
Retailer 18
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$785 USD
View
B
Retailer 19
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$809 USD
View
B
Retailer 20
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$810 USD
View
B
Retailer 21
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$825 USD
View
Most Expensive
B
MOH London
LG685511040 · Oct 29
$1,128 USD
£888 GBP
View
21 more retailers have this diamond
Prices start from $194 USDSave up to $934 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
$194 USD