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Radiant|Lab Grown|IGI

1.59ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG818694629

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG818694629

Diamond specifications and retailer prices

From $318 SGD
$248 USD
As of October 28, 2026
Save $1,121 SGD (78%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,140 SGD at Brilliant Earth · As of October 21, 2026
View at Brilliant Earth

About this 1.59ct lab-grown radiant diamond

This 1.59ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818694629 or 818694629. Listed at 22 retailers as of October 28, 2026, with a 353% 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
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.8°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818694629
Dimensions8.37 × 5.86 × 3.88 mm
L/W Ratio1.43
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.37 mm5.86 mm1.59 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818694629
Side View
Table 63.0%Crown 43.8°Girdle: MediumPavilion 38.2°Culet: NoneDepth 66.2%

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: Oct 28
Current: $2,140 SGD|Low: $315 SGD|High: $2,243 SGD|Avg: $907 SGD|-4.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 29, 2026
Retailer 5$318 SGD
Retailer 8$350 SGD
Retailer 14$477 SGD
Retailer 12$591 SGD
Retailer 10$607 SGD
Retailer 2$656 SGD
Retailer 3$778 SGD
Retailer 11$826 SGD
Retailer 7$1,059 SGD
Retailer 13$1,141 SGD
Retailer 4$1,204 SGD
Retailer 15$1,292 SGD
Retailer 16$1,339 SGD
Retailer 9$1,424 SGD
Retailer 6$1,431 SGD
Brilliant Earth$2,140 SGD

40 data points across 16 retailers

22 retailers$318 SGD to $1,439 SGD

Retailer 1
-
$285 SGD
$222 USD
Price last confirmed 13 days ago
A
Retailer 2
-
$318 SGD
$248 USD
View
Final sale: no returns
Retailer 3
-
$327 SGD
$255 USD
View
Price last confirmed 32 days ago
Retailer 4
-
$345 SGD
$269 USD
View
Price last confirmed 31 days ago
Retailer 5
-
$354 SGD
$276 USD
View
Price last confirmed 13 days ago
Retailer 6
-
$354 SGD
$276 USD
View
Price last confirmed 11 days ago
B+
Retailer 7
-
$477 SGD
$372 USD
View
A
Retailer 8
-
$591 SGD
€439 EUR
View
A
Retailer 9
-
$607 SGD
ZAR 7,656 ZAR
View
A
Retailer 10
-
$656 SGD
£403 GBP
View
A
Retailer 11
-
$713 SGD
$556 USD
View
B+
Retailer 12
-
$778 SGD
$607 USD
View
A
Retailer 13
-
$826 SGD
A$991 AUD
View
B+
Retailer 14
-
$1,073 SGD
$837 USD
View
B
Retailer 15
-
$1,141 SGD
$890 USD
View
B+
Retailer 16
-
$1,204 SGD
$939 USD
View
B+
Retailer 17
-
$1,292 SGD
$1,008 USD
View
Retailer 18
-
$1,339 SGD
$1,045 USD
View
Price last confirmed 11 days ago
B
Retailer 19
-
$1,424 SGD
£875 GBP
View
Retailer 20
-
$1,431 SGD
View
Price last confirmed 17 days ago
B
Retailer 21
-
$1,439 SGD
$1,123 USD
View
Most Expensive
Brilliant Earth
20685022A · Oct 21
$2,140 SGD
$1,670 USD
View
Price last confirmed 8 days ago
21 more retailers have this diamond
Prices start from $318 SGDSave up to $1,121 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 Radiant
$318 SGD