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Emerald|Lab Grown|IGI

1.70ct I VS1 Emerald Lab Grown Diamond

ID • I/VS1 • IGI LG519229080

Shape and cutting style on the report: Emerald cut

Certificate IGI LG519229080

Diamond specifications and retailer prices

From $285 USD
As of October 27, 2026
Save $1,366 USD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,651 USD at Taylor and Hart · As of October 27, 2026
View at Taylor and Hart

About this 1.7ct lab-grown emerald diamond

This 1.7ct lab-grown emerald sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG519229080 or 519229080. Listed at 14 retailers as of October 27, 2026, with prices from $285 to $1,651, a $1,366 spread on the same certified stone. Taylor and Hart lists it at $1,651. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
I
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.8°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG519229080
Dimensions8.28 × 5.49 × 3.57 mm
L/W Ratio1.51
Culet sizeLong
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
8.28 mm5.49 mm1.70 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG519229080
Side View
Table 63.5%Crown 29.8°Girdle: MediumPavilion 36.8°Culet: LNGDepth 65.0%

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 27
Current: $1,421 USD|Low: $226 USD|High: $1,431 USD|Avg: $761 USD|+0.5%
Retailer 1
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
October 29, 2026
Retailer 13$285 USD
Retailer 3$318 USD
Retailer 2$330 USD
Retailer 14$353 USD
Retailer 9$510 USD
Retailer 5$569 USD
Retailer 12$582 USD
Retailer 8$606 USD
Retailer 6$833 USD
Retailer 7$946 USD
Retailer 11$1,084 USD
Retailer 15$1,134 USD
Retailer 10$1,140 USD
Retailer 4$1,372 USD
Retailer 1$1,421 USD

28 data points across 15 retailers

14 retailers$285 USD to $1,651 USD

A
Cheapest Retailer
-
$285 USD
A
Retailer 2
-
$318 USD
View
Final sale: no returns
A
Retailer 3
-
$330 USD
View
A
Retailer 4
-
$353 USD
View
A
Retailer 5
-
$510 USD
View
B+
Retailer 6
-
$569 USD
View
B+
Retailer 7
-
$582 USD
View
A
Retailer 8
-
$606 USD
ZAR 9,794 ZAR
View
B
Retailer 9
-
$1,084 USD
View
B
Retailer 10
-
$1,134 USD
View
B
Retailer 11
-
$1,140 USD
View
B
Retailer 12
-
$1,372 USD
£1,080 GBP
View
B
Retailer 13
-
$1,421 USD
£1,119 GBP
View
Most Expensive
B
Taylor and Hart
YNCXXWA · Oct 27
$1,651 USD
View
13 more retailers have this diamond
Prices start from $285 USDSave up to $1,366 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
1.70ct Emerald
$285 USD