Emerald|Lab Grown|IGI

1.61ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG668410127

Shape and cutting style on the report: Emerald cut

Certificate IGI LG668410127

Diamond specifications and retailer prices

From $176 USD
As of October 30, 2026
Save $1,604 USD (90%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,780 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.61ct lab-grown emerald diamond

This 1.61ct 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 LG668410127 or 668410127. Listed at 13 retailers as of October 29, 2026, with prices from $176 to $1,780, a $1,604 spread on the same certified stone. Brilliant Earth lists it at $1,780. 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

1.61
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle46.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG668410127
Dimensions8.00 × 5.61 × 3.76 mm
L/W Ratio1.43
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.00 mm5.61 mm1.61 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG668410127
Side View
Table 66.0%Crown 32.9°Girdle: MediumPavilion 46.6°Culet: LargeDepth 67.0%

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 30
Current: $1,780 USD|Low: $176 USD|High: $1,840 USD|Avg: $616 USD|-3.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 11$176 USD
Retailer 5$197 USD
Retailer 7$205 USD
Retailer 13$219 USD
Retailer 4$222 USD
Retailer 10$388 USD
Retailer 6$392 USD
Retailer 12$406 USD
Retailer 9$483 USD
Retailer 2$703 USD
Retailer 8$742 USD
Retailer 3$1,041 USD
Brilliant Earth$1,780 USD

42 data points across 13 retailers

13 retailers$176 USD to $1,780 USD

A
Cheapest Retailer
-
$176 USD
A
Retailer 2
-
$197 USD
View
Final sale: no returns
A
Retailer 3
-
$205 USD
View
A
Retailer 4
-
$219 USD
View
A
Retailer 5
-
$222 USD
View
B+
Retailer 6
-
$388 USD
View
A
Retailer 7
-
$392 USD
£309 GBP
View
A
Retailer 8
-
$406 USD
€387 EUR
View
A
Retailer 9
-
$483 USD
View
B+
Retailer 10
-
$703 USD
View
B+
Retailer 11
-
$742 USD
View
B
Retailer 12
-
$1,041 USD
£820 GBP
View
Most Expensive
B
Brilliant Earth
13217359A · Oct 29
$1,780 USD
View
12 more retailers have this diamond
Prices start from $176 USDSave up to $1,604 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
1.61ct Emerald
$176 USD