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Round|Lab Grown|IGI

1.59ct K VS1 Round Lab Grown Diamond

EX • K/VS1 • IGI LG445039364

Shape and cutting style on the report: Round brilliant

Certificate IGI LG445039364

Diamond specifications and retailer prices

From $3,263 AUD
As of November 5, 2026
Save $3,716 AUD (53%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $10,241 AUD at MOH London · As of November 5, 2026
View at MOH London

About this 1.59ct lab-grown round diamond

This 1.59ct lab-grown round sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG445039364 or 445039364. Listed at 10 retailers as of November 3, 2026, with a 114% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59
Carat
K
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445039364
Dimensions7.40 × 7.44 × 4.68 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.40 mm7.44 mm1.59 ctK / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG445039364
Side View
Table 55.5%Crown 35.6°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $10,241 AUD|Low: $3,263 AUD|High: $10,392 AUD|Avg: $6,447 AUD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 5$3,263 AUD
Retailer 3$4,021 AUD
Retailer 7$4,763 AUD
Retailer 4$5,800 AUD
Retailer 6$5,907 AUD
Retailer 2$6,978 AUD
Retailer 8$8,470 AUD
MOH London$10,241 AUD

20 data points across 8 retailers

10 retailers$3,263 AUD to $6,978 AUD

B+
Cheapest Retailer
-
$3,263 AUD
B
Retailer 2
-
$3,550 AUD
View
Retailer 3
-
$3,784 AUD
View
Price last confirmed 26 days ago
B
Retailer 4
-
$3,784 AUD
View
B
Retailer 5
-
$4,021 AUD
View
B
Retailer 6
-
$5,203 AUD
View
B
Retailer 7
-
$5,800 AUD
View
B
Retailer 8
-
$5,907 AUD
View
B
Retailer 9
-
$6,978 AUD
View
Most Expensive
MOH London
LG445039364 · Nov 5
$10,241 AUD
£5,645 GBP
View
Price under review
9 more retailers have this diamond
Prices start from $3,263 AUDSave up to $3,716 AUD

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.

B+
1.59ct Round
$3,263 AUD