Emerald|Lab Grown|IGI

1.51ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG561263170

Shape and cutting style on the report: Emerald cut

Certificate IGI LG561263170

Diamond specifications and retailer prices

From $192 USD
As of November 6, 2026
Save $977 USD (84%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,169 USD at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.51ct lab-grown emerald diamond

This 1.51ct lab-grown emerald sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG561263170 or 561263170. Listed at 15 retailers as of November 6, 2026, with prices from $192 to $1,169, a $977 spread on the same certified stone. Reve Diamonds lists it at $1,169. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.51
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle28.5°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG561263170
Dimensions7.70 × 5.20 × 3.52 mm
L/W Ratio1.48
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
7.70 mm5.20 mm1.51 ctF / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG561263170
Side View
Table 61.0%Crown 28.5°Girdle: MediumPavilion 36.5°Culet: LNGDepth 67.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $429 USD|Low: $184 USD|High: $1,140 USD|Avg: $507 USD|+3.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 9$192 USD
Retailer 6$214 USD
Retailer 10$238 USD
Retailer 11$238 USD
Retailer 3$322 USD
Retailer 5$400 USD
Retailer 1$429 USD
Retailer 2$496 USD
Retailer 8$769 USD
Retailer 7$1,100 USD
Retailer 4$1,111 USD

45 data points across 11 retailers

15 retailers$192 USD to $1,169 USD

A
Cheapest Retailer
-
$192 USD
A
Retailer 2
-
$214 USD
View
Final sale: no returns
A
Retailer 3
-
$223 USD
View
A
Retailer 4
-
$238 USD
View
Retailer 5
-
$238 USD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
$322 USD
View
Retailer 7
-
$400 USD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$429 USD
View
B+
Retailer 9
-
$496 USD
View
B+
Retailer 10
-
$766 USD
View
B+
Retailer 11
-
$769 USD
View
B
Retailer 12
-
$819 USD
View
B
Retailer 13
-
$1,100 USD
View
B
Retailer 14
-
$1,111 USD
View
Most Expensive
B
Reve Diamonds
4DDF114A3 · Nov 6
$1,169 USD
View
14 more retailers have this diamond
Prices start from $192 USDSave up to $977 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
1.51ct Emerald
$192 USD