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Oval|Lab Grown|IGI

1.61ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG523296563

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG523296563

Diamond specifications and retailer prices

From $297 SGD
$232 USD
As of October 29, 2026
Save $1,659 SGD (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,956 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.61ct lab-grown oval diamond

This 1.61ct lab-grown oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG523296563 or 523296563. Listed at 18 retailers as of October 29, 2026, with prices from $297 to $1,956, a $1,659 spread on the same certified stone. Brilliant Earth lists it at $1,956. 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

1.61
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG523296563
Dimensions9.51 × 6.70 × 4.03 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.51 mm6.70 mm1.61 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG523296563
Side View
Table 60.0%Crown 34.4°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.1%

Caratlytics Score

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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: $1,956 SGD|Low: $285 SGD|High: $2,071 SGD|Avg: $821 SGD|-2.5%
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
Retailer 17
Retailer 18
October 31, 2026
Retailer 16$297 SGD
Retailer 18$331 SGD
Retailer 8$344 SGD
Retailer 7$368 SGD
Retailer 17$368 SGD
Retailer 11$411 SGD
Retailer 5$496 SGD
Retailer 12$591 SGD
Retailer 2$689 SGD
Retailer 9$695 SGD
Retailer 14$713 SGD
Retailer 4$715 SGD
Retailer 6$1,183 SGD
Retailer 15$1,188 SGD
Retailer 10$1,250 SGD
Retailer 13$1,477 SGD
Retailer 3$1,657 SGD
Brilliant Earth$1,956 SGD

39 data points across 18 retailers

18 retailers$297 SGD to $1,956 SGD

A
Cheapest Retailer
-
$297 SGD
$232 USD
A
Retailer 2
-
$331 SGD
$259 USD
View
Final sale: no returns
A
Retailer 3
-
$344 SGD
$269 USD
View
A
Retailer 4
-
$368 SGD
$288 USD
View
A
Retailer 5
-
$368 SGD
$288 USD
View
A
Retailer 6
-
$411 SGD
£253 GBP
View
B+
Retailer 7
-
$496 SGD
$388 USD
View
A
Retailer 8
-
$591 SGD
€440 EUR
View
A
Retailer 9
-
$689 SGD
£424 GBP
View
B+
Retailer 10
-
$695 SGD
$544 USD
View
B+
Retailer 11
-
$713 SGD
A$858 AUD
View
B+
Retailer 12
-
$715 SGD
$559 USD
View
B
Retailer 13
-
$1,183 SGD
$925 USD
View
B
Retailer 14
-
$1,188 SGD
$929 USD
View
B
Retailer 15
-
$1,250 SGD
$978 USD
View
B
Retailer 16
-
$1,477 SGD
£910 GBP
View
B
Retailer 17
-
$1,657 SGD
$1,296 USD
View
Most Expensive
B
Brilliant Earth
16080879A · Oct 29
$1,956 SGD
$1,530 USD
View
17 more retailers have this diamond
Prices start from $297 SGDSave up to $1,659 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
1.61ct Oval
$297 SGD