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Round|Lab Grown|IGI

1.59ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG805620405

Shape and cutting style on the report: Round brilliant

Certificate IGI LG805620405

Diamond specifications and retailer prices

From $447 SGD
$350 USD
As of November 1, 2026
Save $1,960 SGD (81%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,518 SGD at Rare Carat · As of October 21, 2026
View at Rare Carat

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 F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG805620405 or 805620405. Listed at 21 retailers as of November 1, 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. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805620405
Dimensions7.42 × 7.45 × 4.62 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.42 mm7.45 mm1.59 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG805620405
Side View
Table 60.0%Crown 34.6°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.2%

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: Nov 1
Current: $2,518 SGD|Low: $435 SGD|High: $2,518 SGD|Avg: $1,270 SGD|+0.3%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 2, 2026
Retailer 20$447 SGD
Retailer 9$519 SGD
Retailer 4$555 SGD
Retailer 12$555 SGD
Retailer 3$744 SGD
Retailer 19$748 SGD
Retailer 2$875 SGD
Retailer 5$885 SGD
Retailer 13$957 SGD
Retailer 14$987 SGD
Retailer 6$1,216 SGD
Retailer 18$1,288 SGD
Retailer 17$1,298 SGD
Retailer 7$1,783 SGD
Retailer 8$1,799 SGD
Retailer 11$1,837 SGD
Retailer 16$1,976 SGD
Retailer 15$2,167 SGD
Retailer 10$2,407 SGD
Rare Carat$2,518 SGD

35 data points across 20 retailers

21 retailers$447 SGD to $2,407 SGD

A
Cheapest Retailer
-
$447 SGD
$350 USD
A
Retailer 2
-
$519 SGD
$406 USD
View
A
Retailer 3
-
$555 SGD
$434 USD
View
Retailer 4
-
$555 SGD
$434 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$622 SGD
HK$3,800 HKD
View
A
Retailer 6
-
$744 SGD
$582 USD
View
A
Retailer 7
-
$748 SGD
$585 USD
View
A
Retailer 8
-
$875 SGD
€652 EUR
View
A
Retailer 9
-
$885 SGD
$692 USD
View
A
Retailer 10
-
$957 SGD
ZAR 12,091 ZAR
View
A
Retailer 11
-
$987 SGD
£608 GBP
View
B+
Retailer 12
-
$1,216 SGD
$951 USD
View
B+
Retailer 13
-
$1,288 SGD
A$1,550 AUD
View
B+
Retailer 14
-
$1,298 SGD
$1,015 USD
View
B
Retailer 15
-
$1,783 SGD
$1,395 USD
View
B
Retailer 16
-
$1,799 SGD
View
B
Retailer 17
-
$1,837 SGD
$1,437 USD
View
B
Retailer 18
-
$1,976 SGD
$1,546 USD
View
B
Retailer 19
-
$2,167 SGD
£1,335 GBP
View
B
Retailer 20
-
$2,407 SGD
$1,883 USD
View
Most Expensive
Rare Carat
AJ-36114305 · Oct 21
$2,518 SGD
$1,970 USD
View
Price last confirmed 11 days ago
20 more retailers have this diamond
Prices start from $447 SGDSave up to $1,960 SGD

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
1.59ct Round
$447 SGD