Emerald|Lab Grown|IGI

0.51ct D VS1 Emerald Lab Grown Diamond

ID • D/VS1 • IGI LG698528880

Shape and cutting style on the report: Emerald cut

Certificate IGI LG698528880

Diamond specifications and retailer prices

From $110 USD
As of October 29, 2026
Save $830 USD (88%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,261 USD at MOH London · As of October 19, 2026
View at MOH London

About this 0.51ct lab-grown emerald diamond

This 0.51ct lab-grown emerald sits in the half to three-quarter carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG698528880 or 698528880. Listed at 9 retailers as of October 29, 2026, with a 755% 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

0.51
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG698528880
Dimensions5.40 × 3.88 × 2.40 mm
L/W Ratio1.39
Culet sizeLarge
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
5.40 mm3.88 mm0.51 ctD / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG698528880
Side View
Table 64.0%Crown 33.3°Girdle: STK-THKPavilion 38.8°Culet: LargeDepth 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: Oct 29
Current: $1,261 USD|Low: $105 USD|High: $1,270 USD|Avg: $459 USD|+0.5%
MOH London
Retailer 2
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Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
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Retailer 15
October 18, 2026
Retailer 9$110 USD
Retailer 12$127 USD
Retailer 3$208 USD
Retailer 2$215 USD
Retailer 14$269 USD
Retailer 10$271 USD
Retailer 5$309 USD
Retailer 13$366 USD
Retailer 15$372 USD
Retailer 11$483 USD
Retailer 8$488 USD
Retailer 6$665 USD
Retailer 7$792 USD
Retailer 4$940 USD
MOH London$1,261 USD

14 data points across 15 retailers

9 retailers$110 USD to $940 USD

A
Cheapest Retailer
-
$110 USD
A
Retailer 2
-
$127 USD
View
A
Retailer 3
-
$215 USD
View
B+
Retailer 4
-
$271 USD
View
B+
Retailer 5
-
$366 USD
View
B
Retailer 6
-
$483 USD
View
B
Retailer 7
-
$488 USD
View
B
Retailer 8
-
$940 USD
View
Most Expensive
MOH London
LG698528880 · Oct 19
$1,261 USD
£993 GBP
View
Price under review
8 more retailers have this diamond
Prices start from $110 USDSave up to $830 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
0.51ct Emerald
$110 USD