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Oval|Lab Grown|IGI

1.27ct G VS1 Oval Lab Grown Diamond

ID • G/VS1 • IGI LG818681691

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG818681691

Diamond specifications and retailer prices

From $212 USD
As of November 3, 2026
Save $840 USD (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,052 USD at MOH London · As of November 5, 2026
View at MOH London

About this 1.27ct lab-grown oval diamond

This 1.27ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818681691 or 818681691. Listed at 19 retailers as of November 3, 2026, with prices from $212 to $1,052, a $840 spread on the same certified stone. MOH London lists it at $1,052. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818681691
Dimensions8.57 × 5.96 × 3.79 mm
L/W Ratio1.44
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.57 mm5.96 mm1.27 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818681691
Side View
Table 58.0%Crown 35.1°Girdle: STK-THKPavilion 40.5°Culet: NoneDepth 63.6%

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: $1,052 USD|Low: $200 USD|High: $1,059 USD|Avg: $556 USD|+0.4%
MOH London
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
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Retailer 17
November 5, 2026
Retailer 9$212 USD
Retailer 7$237 USD
Retailer 4$246 USD
Retailer 15$263 USD
Retailer 16$263 USD
Retailer 14$453 USD
Retailer 13$454 USD
Retailer 2$481 USD
Retailer 3$482 USD
Retailer 10$620 USD
Retailer 11$642 USD
Retailer 12$695 USD
Retailer 17$845 USD
Retailer 8$854 USD
Retailer 6$898 USD
Retailer 5$909 USD
MOH London$1,052 USD

32 data points across 17 retailers

19 retailers$212 USD to $1,052 USD

A
Cheapest Retailer
-
$212 USD
A
Retailer 2
-
$237 USD
View
Final sale: no returns
A
Retailer 3
-
$246 USD
View
Retailer 4
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$249 USD
View
Price last confirmed 47 days ago
A
Retailer 5
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$263 USD
View
Retailer 6
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$263 USD
View
Price last confirmed 11 days ago
A
Retailer 7
-
$453 USD
View
A
Retailer 8
-
$454 USD
View
A
Retailer 9
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$481 USD
View
A
Retailer 10
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$482 USD
View
B+
Retailer 11
-
$620 USD
View
B+
Retailer 12
-
$642 USD
View
Retailer 13
-
$675 USD
View
Price last confirmed 18 days ago
B+
Retailer 14
-
$695 USD
View
B+
Retailer 15
-
$845 USD
View
B
Retailer 16
-
$854 USD
View
B
Retailer 17
-
$898 USD
View
B
Retailer 18
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$909 USD
View
Most Expensive
B
MOH London
LG818681691 · Nov 5
$1,052 USD
£828 GBP
View
18 more retailers have this diamond
Prices start from $212 USDSave up to $840 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
1.27ct Oval
$212 USD