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Oval|Lab Grown|IGI

1.71ct H SI1 Oval Lab Grown Diamond

ID • H/SI1 • IGI LG447098387

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG447098387

Diamond specifications and retailer prices

From $1,371 SGD
As of November 6, 2026
Save $5,523 SGD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $6,895 SGD at MOH London · As of November 5, 2026
View at MOH London

About this 1.71ct lab-grown oval diamond

This 1.71ct lab-grown oval sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447098387 or 447098387. Listed at 11 retailers as of November 5, 2026, with prices from $1,371 to $6,895, a $5,523 spread on the same certified stone. MOH London lists it at $6,895. 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

1.71
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447098387
Dimensions9.29 × 6.81 × 4.21 mm
L/W Ratio1.36
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.29 mm6.81 mm1.71 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447098387
Side View
Table 61.0%Crown 35.2°Girdle: MED-THKPavilion 41.2°Culet: NoneDepth 61.8%

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 6
Current: $6,895 SGD|Low: $1,371 SGD|High: $7,005 SGD|Avg: $3,571 SGD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 5$1,371 SGD
Retailer 4$2,086 SGD
Retailer 8$2,336 SGD
Retailer 3$2,348 SGD
Retailer 6$2,421 SGD
Retailer 9$2,640 SGD
Retailer 10$3,254 SGD
Retailer 7$3,804 SGD
Retailer 2$4,173 SGD
MOH London$6,895 SGD
Retailer 11$6,930 SGD

14 data points across 11 retailers

11 retailers$1,371 SGD to $6,895 SGD

A
Cheapest Retailer
-
$1,371 SGD
B+
Retailer 2
-
$2,086 SGD
View
B+
Retailer 3
-
$2,270 SGD
View
B+
Retailer 4
-
$2,336 SGD
View
Final sale: no returns
Retailer 5
-
$2,421 SGD
View
Price last confirmed 25 days ago
B+
Retailer 6
-
$2,421 SGD
View
B
Retailer 7
-
$2,640 SGD
View
B
Retailer 8
-
$3,804 SGD
View
B
Retailer 9
-
$4,173 SGD
View
B
Retailer 10
-
$4,537 SGD
View
Most Expensive
B
MOH London
LG447098387 · Nov 5
$6,895 SGD
£4,236 GBP
View
10 more retailers have this diamond
Prices start from $1,371 SGDSave up to $5,523 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
1.71ct Oval
$1,371 SGD