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Round|Lab Grown|IGI

1.43ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG598347395

Shape and cutting style on the report: Round brilliant

Certificate IGI LG598347395

Diamond specifications and retailer prices

From $176 USD
As of October 29, 2026
Save $1,514 USD (90%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,690 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.43ct lab-grown round diamond

This 1.43ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG598347395 or 598347395. Listed at 10 retailers as of October 29, 2026, with prices from $176 to $1,690, a $1,514 spread on the same certified stone. Do Amore Diamonds lists it at $1,690. 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

1.43
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG598347395
Dimensions7.22 × 7.25 × 4.44 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
7.22 mm7.25 mm1.43 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG598347395
Side View
Table 57.0%Crown 33.9°Girdle: THN-STKPavilion 41.1°Culet: NoneDepth 61.3%

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: $1,690 USD|Low: $142 USD|High: $1,690 USD|Avg: $798 USD|+3.7%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 26, 2026
Retailer 5$176 USD
Retailer 7$197 USD
Retailer 6$388 USD
Retailer 10$443 USD
Retailer 11$544 USD
Retailer 9$589 USD
Retailer 4$741 USD
Retailer 8$1,100 USD
Retailer 2$1,128 USD
Retailer 3$1,600 USD
Do Amore Diamonds$1,690 USD

12 data points across 11 retailers

10 retailers$176 USD to $1,690 USD

A
Cheapest Retailer
-
$176 USD
A
Retailer 2
-
$197 USD
View
Final sale: no returns
A
Retailer 3
-
$204 USD
View
B+
Retailer 4
-
$388 USD
View
Retailer 5
-
$741 USD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
$774 USD
View
B
Retailer 7
-
$1,100 USD
View
B
Retailer 8
-
$1,128 USD
£888 GBP
View
B
Retailer 9
-
$1,600 USD
View
Most Expensive
B
Do Amore Diamonds
27-EA303CA81 · Oct 29
$1,690 USD
View
9 more retailers have this diamond
Prices start from $176 USDSave up to $1,514 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
1.43ct Round
$176 USD