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Oval|Lab Grown|IGI

1.72ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG735550873

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG735550873

Diamond specifications and retailer prices

From $294 SGD
$229 USD
As of October 29, 2026
Save $1,501 SGD (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,794 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.72ct lab-grown oval diamond

This 1.72ct 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 LG735550873 or 735550873. Listed at 19 retailers as of October 29, 2026, with prices from $294 to $1,794, a $1,501 spread on the same certified stone. Brilliant Earth lists it at $1,794. 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

1.72
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG735550873
Dimensions10.02 × 6.61 × 4.18 mm
L/W Ratio1.52
Girdle conditionFaceted
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
10.02 mm6.61 mm1.72 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG735550873
Side View
Table 61.0%Crown 35.6°Girdle: MediumPavilion 41.2°Culet: NoneDepth 63.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $1,794 SGD|Low: $282 SGD|High: $1,794 SGD|Avg: $777 SGD
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
October 30, 2026
Retailer 12$294 SGD
Retailer 6$328 SGD
Retailer 4$341 SGD
Retailer 13$364 SGD
Retailer 2$406 SGD
Retailer 8$599 SGD
Retailer 14$618 SGD
Retailer 7$684 SGD
Retailer 5$795 SGD
Retailer 3$1,170 SGD
Retailer 11$1,174 SGD
Retailer 10$1,467 SGD
Retailer 9$1,468 SGD
Brilliant Earth$1,794 SGD

43 data points across 14 retailers

19 retailers$294 SGD to $1,794 SGD

A
Cheapest Retailer
-
$294 SGD
$229 USD
A
Retailer 2
-
$328 SGD
$256 USD
View
Final sale: no returns
A
Retailer 3
-
$341 SGD
$266 USD
View
A
Retailer 4
-
$364 SGD
$284 USD
View
A
Retailer 5
-
$364 SGD
$284 USD
View
A
Retailer 6
-
$406 SGD
£250 GBP
View
A
Retailer 7
-
$599 SGD
€445 EUR
View
B+
Retailer 8
-
$618 SGD
$482 USD
View
A
Retailer 9
-
$684 SGD
£420 GBP
View
B+
Retailer 10
-
$795 SGD
$620 USD
View
B+
Retailer 11
-
$800 SGD
$624 USD
View
B
Retailer 12
-
$1,163 SGD
View
B
Retailer 13
-
$1,170 SGD
$913 USD
View
B+
Retailer 14
-
$1,174 SGD
$916 USD
View
B
Retailer 15
-
$1,237 SGD
$965 USD
View
B
Retailer 16
-
$1,467 SGD
£901 GBP
View
Retailer 17
-
$1,468 SGD
$1,145 USD
View
Price last confirmed 11 days ago
Retailer 18
-
$1,487 SGD
$1,160 USD
View
Price last confirmed 15 days ago
Most Expensive
B
Brilliant Earth
16385956A · Oct 29
$1,794 SGD
$1,400 USD
View
18 more retailers have this diamond
Prices start from $294 SGDSave up to $1,501 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
1.72ct Oval
$294 SGD