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Oval|Lab Grown|IGI

0.99ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG770686327

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG770686327

Diamond specifications and retailer prices

From $172 SGD
$134 USD
As of October 26, 2026
Save $1,611 SGD (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,782 SGD at MOH London · As of October 26, 2026
View at MOH London

About this 0.99ct lab-grown oval diamond

This 0.99ct lab-grown oval sits in the just-under-one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG770686327 or 770686327. Listed at 17 retailers as of October 26, 2026, with prices from $172 to $1,782, a $1,611 spread on the same certified stone. MOH London lists it at $1,782. 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

0.99
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.4°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770686327
Dimensions7.87 × 5.50 × 3.41 mm
L/W Ratio1.43
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.87 mm5.50 mm0.99 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG770686327
Side View
Table 63.0%Crown 36.4°Girdle: MED-STKPavilion 40°Culet: NoneDepth 62.0%

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 26
Current: $1,782 SGD|Low: $165 SGD|High: $1,802 SGD|Avg: $493 SGD|-1.1%
MOH London
Retailer 2
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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 27, 2026
Retailer 16$172 SGD
Retailer 6$192 SGD
Retailer 13$200 SGD
Retailer 15$213 SGD
Retailer 12$246 SGD
Retailer 4$283 SGD
Retailer 10$331 SGD
Retailer 2$359 SGD
Retailer 18$369 SGD
Retailer 5$401 SGD
Retailer 11$458 SGD
Retailer 8$528 SGD
Retailer 14$536 SGD
Retailer 17$570 SGD
Retailer 9$590 SGD
Retailer 3$686 SGD
Retailer 7$743 SGD
MOH London$1,782 SGD

31 data points across 18 retailers

17 retailers$172 SGD to $1,782 SGD

A
Cheapest Retailer
-
$172 SGD
$134 USD
A
Retailer 2
-
$192 SGD
$150 USD
View
Final sale: no returns
A
Retailer 3
-
$200 SGD
$156 USD
View
A
Retailer 4
-
$213 SGD
$166 USD
View
A
Retailer 5
-
$246 SGD
HK$1,500 HKD
View
A
Retailer 6
-
$283 SGD
£174 GBP
View
Price last confirmed 12 days ago
A
Retailer 7
-
$331 SGD
$258 USD
View
A
Retailer 8
-
$359 SGD
£220 GBP
View
B+
Retailer 9
-
$401 SGD
$313 USD
View
A
Retailer 10
-
$458 SGD
£281 GBP
View
A
Retailer 11
-
$528 SGD
$412 USD
View
A
Retailer 12
-
$536 SGD
$418 USD
View
B+
Retailer 13
-
$570 SGD
$445 USD
View
B+
Retailer 14
-
$590 SGD
View
B+
Retailer 15
-
$686 SGD
$535 USD
View
B+
Retailer 16
-
$743 SGD
$580 USD
View
Most Expensive
B
MOH London
LG770686327 · Oct 26
$1,782 SGD
£1,095 GBP
View
16 more retailers have this diamond
Prices start from $172 SGDSave up to $1,611 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
0.99ct Oval
$172 SGD