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Round|Lab Grown|IGI

1.60ct I SI2 Round Lab Grown Diamond

EX • I/SI2 • IGI LG436047300

Shape and cutting style on the report: Round brilliant

Certificate IGI LG436047300

Diamond specifications and retailer prices

From $1,150 USD
As of October 29, 2026
Save $3,750 USD (77%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,900 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.6ct lab-grown round diamond

This 1.6ct lab-grown round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436047300 or 436047300. Listed at 10 retailers as of October 29, 2026, with prices from $1,150 to $4,900, a $3,750 spread on the same certified stone. MOH London lists it at $4,900. 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

1.60
Carat
I
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436047300
Dimensions7.40 × 7.45 × 4.66 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.40 mm7.45 mm1.60 ctI / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436047300
Side View
Table 56.5%Crown 35.7°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.7%

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: $4,900 USD|Low: $1,045 USD|High: $4,933 USD|Avg: $2,281 USD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 3$1,150 USD
Retailer 2$1,308 USD
Retailer 6$1,464 USD
Retailer 4$1,517 USD
Retailer 7$1,517 USD
Retailer 9$2,093 USD
Retailer 5$2,399 USD
Retailer 8$2,827 USD
Retailer 10$3,396 USD
MOH London$4,900 USD

14 data points across 10 retailers

10 retailers$1,150 USD to $4,900 USD

A
Cheapest Retailer
-
$1,150 USD
A
Retailer 2
-
$1,308 USD
View
B+
Retailer 3
-
$1,423 USD
View
B+
Retailer 4
-
$1,464 USD
View
Final sale: no returns
Retailer 5
-
$1,517 USD
View
Price last confirmed 17 days ago
B+
Retailer 6
-
$1,517 USD
View
B
Retailer 7
-
$2,399 USD
View
B
Retailer 8
-
$2,827 USD
View
B
Retailer 9
-
$2,843 USD
View
Most Expensive
B
MOH London
LG436047300 · Oct 29
$4,900 USD
£3,858 GBP
View
9 more retailers have this diamond
Prices start from $1,150 USDSave up to $3,750 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
1.60ct Round
$1,150 USD