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Oval|Lab Grown|IGI

1.73ct K SI2 Oval Lab Grown Diamond

ID • K/SI2 • IGI LG451056887

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG451056887

Diamond specifications and retailer prices

From $2,512 SGD
As of November 5, 2026
Save $5,789 SGD (70%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $8,301 SGD at MOH London · As of November 5, 2026
View at MOH London

About this 1.73ct lab-grown oval diamond

This 1.73ct lab-grown oval sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG451056887 or 451056887. Listed at 8 retailers as of November 5, 2026, with prices from $2,512 to $8,301, a $5,789 spread on the same certified stone. MOH London lists it at $8,301. 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

1.73
Carat
K
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451056887
Dimensions9.21 × 6.80 × 4.31 mm
L/W Ratio1.35
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.21 mm6.80 mm1.73 ctK / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451056887
Side View
Table 57.0%Crown 36.9°Girdle: STK-THKPavilion 40.5°Culet: NoneDepth 63.4%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: $8,301 SGD|Low: $2,412 SGD|High: $8,434 SGD|Avg: $4,499 SGD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 3$2,512 SGD
Retailer 7$2,734 SGD
Retailer 4$2,914 SGD
Retailer 8$3,727 SGD
Retailer 6$4,005 SGD
Retailer 5$4,561 SGD
Retailer 2$4,785 SGD
Retailer 9$6,522 SGD
MOH London$8,301 SGD

14 data points across 9 retailers

8 retailers$2,512 SGD to $8,301 SGD

B+
Cheapest Retailer
-
$2,512 SGD
B+
Retailer 2
-
$2,734 SGD
View
Retailer 3
-
$2,914 SGD
View
Price last confirmed 26 days ago
B
Retailer 4
-
$2,914 SGD
View
B
Retailer 5
-
$4,005 SGD
View
B
Retailer 6
-
$4,561 SGD
View
B
Retailer 7
-
$4,785 SGD
View
Most Expensive
B
MOH London
LG451056887 · Nov 5
$8,301 SGD
£5,100 GBP
View
7 more retailers have this diamond
Prices start from $2,512 SGDSave up to $5,789 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.

B+
1.73ct Oval
$2,512 SGD