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Round|Lab Grown|IGI

1.61ct H SI1 Round Lab Grown Diamond

ID • H/SI1 • IGI LG350871068

Shape and cutting style on the report: Round brilliant

Certificate IGI LG350871068

Diamond specifications and retailer prices

From $347 USD
As of October 29, 2026
Save $2,733 USD (89%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,080 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.61ct lab-grown round diamond

This 1.61ct lab-grown round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG350871068 or 350871068. Listed at 19 retailers as of October 29, 2026, with prices from $347 to $3,080, a $2,733 spread on the same certified stone. Do Amore Diamonds lists it at $3,080. 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
H
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG350871068
Dimensions7.51 × 7.56 × 4.64 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Chemical Vapor Deposition (CVD) laboratory grown diamond is classified as Type IIa
Top View
7.51 mm7.56 mm1.61 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG350871068
Side View
Table 58.0%Crown 34.5°Girdle: MediumPavilion 41°Culet: NoneDepth 61.5%

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: $3,080 USD|Low: $347 USD|High: $3,080 USD|Avg: $1,025 USD
Do Amore Diamonds
Retailer 2
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Retailer 19
October 30, 2026
Retailer 18$347 USD
Retailer 15$403 USD
Retailer 13$425 USD
Retailer 5$430 USD
Retailer 14$431 USD
Retailer 19$524 USD
Retailer 6$580 USD
Retailer 7$740 USD
Retailer 10$744 USD
Retailer 16$765 USD
Retailer 12$769 USD
Retailer 11$839 USD
Retailer 2$880 USD
Retailer 17$1,262 USD
Retailer 9$1,301 USD
Retailer 4$1,528 USD
Retailer 3$1,682 USD
Retailer 8$1,864 USD
Do Amore Diamonds$3,080 USD

13 data points across 19 retailers

19 retailers$347 USD to $3,080 USD

A
Cheapest Retailer
-
$347 USD
A
Retailer 2
-
$403 USD
View
B+
Retailer 3
-
$425 USD
View
A
Retailer 4
-
$430 USD
View
A
Retailer 5
-
$431 USD
View
A
Retailer 6
-
$524 USD
View
A
Retailer 7
-
$580 USD
View
Retailer 8
-
$740 USD
View
Price last confirmed 10 days ago
A
Retailer 9
-
$744 USD
View
A
Retailer 10
-
$765 USD
View
A
Retailer 11
-
$769 USD
£606 GBP
View
A
Retailer 12
-
$839 USD
View
A
Retailer 13
-
$880 USD
View
A
Retailer 14
-
$1,262 USD
View
A
Retailer 15
-
$1,301 USD
View
B+
Retailer 16
-
$1,528 USD
View
B+
Retailer 17
-
$1,682 USD
View
Retailer 18
-
$1,864 USD
£1,468 GBP
View
Price last confirmed 13 days ago
Most Expensive
B
Do Amore Diamonds
27-482142927 · Oct 31
$3,080 USD
View
18 more retailers have this diamond
Prices start from $347 USDSave up to $2,733 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 Round
$347 USD