Round|Lab Grown|IGI

1.62ct G SI1 Round Lab Grown Diamond

EX • G/SI1 • IGI LG395982637

Shape and cutting style on the report: Round brilliant

Certificate IGI LG395982637

Diamond specifications and retailer prices

From $353 USD
As of October 29, 2026
Save $1,546 USD (81%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $3,140 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.62ct lab-grown round diamond

This 1.62ct lab-grown round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG395982637 or 395982637. Listed at 20 retailers as of October 29, 2026, with a 438% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.62
Carat
G
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG395982637
Dimensions7.48 × 7.55 × 4.70 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Chemical Vapor Deposition (CVD) laboratory grown diamond is classified as Type IIa
Top View
7.48 mm7.55 mm1.62 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG395982637
Side View
Table 57.5%Crown 35°Girdle: MediumPavilion 41.5°Culet: NoneDepth 62.5%

Caratlytics Score

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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: $3,140 USD|Low: $353 USD|High: $3,140 USD|Avg: $1,030 USD
Do Amore Diamonds
Retailer 2
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Retailer 20
October 31, 2026
Retailer 20$353 USD
Retailer 18$410 USD
Retailer 3$432 USD
Retailer 5$438 USD
Retailer 17$438 USD
Retailer 15$440 USD
Retailer 7$590 USD
Retailer 8$715 USD
Retailer 19$772 USD
Retailer 10$777 USD
Retailer 12$859 USD
Retailer 14$864 USD
Retailer 2$874 USD
Retailer 13$920 USD
Retailer 6$1,285 USD
Retailer 9$1,361 USD
Retailer 4$1,554 USD
Retailer 11$1,708 USD
Retailer 16$1,899 USD
Do Amore Diamonds$3,140 USD

15 data points across 20 retailers

20 retailers$353 USD to $1,899 USD

A
Cheapest Retailer
-
$353 USD
A
Retailer 2
-
$410 USD
View
A
Retailer 3
-
$432 USD
View
A
Retailer 4
-
$438 USD
View
A
Retailer 5
-
$438 USD
View
B+
Retailer 6
-
$440 USD
View
B+
Retailer 7
-
$590 USD
View
Retailer 8
-
$715 USD
View
Price last confirmed 10 days ago
B+
Retailer 9
-
$772 USD
View
B+
Retailer 10
-
$777 USD
View
B+
Retailer 11
-
$859 USD
View
B+
Retailer 12
-
$864 USD
£680 GBP
View
B+
Retailer 13
-
$874 USD
£688 GBP
View
B+
Retailer 14
-
$920 USD
View
B
Retailer 15
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$1,285 USD
View
B
Retailer 16
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$1,361 USD
View
B
Retailer 17
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$1,554 USD
View
B
Retailer 18
-
$1,708 USD
View
B
Retailer 19
-
$1,899 USD
£1,495 GBP
View
Most Expensive
Do Amore Diamonds
27-B5C25970B · Oct 31
$3,140 USD
View
Price under review
19 more retailers have this diamond
Prices start from $353 USDSave up to $1,546 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
1.62ct Round
$353 USD