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Oval|Lab Grown|IGI

1.00ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG783604437

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG783604437

Diamond specifications and retailer prices

From $197 SGD
$154 USD
As of October 29, 2026
Save $1,141 SGD (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,338 SGD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1ct lab-grown oval diamond

This 1ct lab-grown oval sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG783604437 or 783604437. Listed at 18 retailers as of October 29, 2026, with prices from $197 to $1,338, a $1,141 spread on the same certified stone. Reve Diamonds lists it at $1,338. 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

1.00
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.9°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783604437
Dimensions8.01 × 5.61 × 3.49 mm
L/W Ratio1.43
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
8.01 mm5.61 mm1.00 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783604437
Side View
Table 61.0%Crown 37.9°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 62.2%

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: $588 SGD|Low: $151 SGD|High: $1,338 SGD|Avg: $567 SGD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Reve Diamonds
October 31, 2026
Retailer 11$197 SGD
Retailer 8$243 SGD
Retailer 7$407 SGD
Retailer 3$409 SGD
Retailer 10$426 SGD
Retailer 9$445 SGD
Retailer 1$588 SGD
Retailer 5$639 SGD
Retailer 6$651 SGD
Retailer 4$754 SGD
Retailer 12$855 SGD
Retailer 2$1,112 SGD
Reve Diamonds$1,338 SGD

44 data points across 13 retailers

18 retailers$197 SGD to $1,338 SGD

A
Cheapest Retailer
-
$197 SGD
$154 USD
A
Retailer 2
-
$221 SGD
$173 USD
View
A
Retailer 3
-
$237 SGD
$185 USD
View
A
Retailer 4
-
$237 SGD
$185 USD
View
A
Retailer 5
-
$243 SGD
$190 USD
View
Final sale: no returns
A
Retailer 6
-
$407 SGD
$318 USD
View
A
Retailer 7
-
$409 SGD
€305 EUR
View
A
Retailer 8
-
$426 SGD
£262 GBP
View
A
Retailer 9
-
$445 SGD
$348 USD
View
B+
Retailer 10
-
$588 SGD
A$708 AUD
View
B+
Retailer 11
-
$639 SGD
$500 USD
View
B+
Retailer 12
-
$651 SGD
$509 USD
View
Retailer 13
-
$669 SGD
$524 USD
View
Price last confirmed 110 days ago
B+
Retailer 14
-
$754 SGD
$590 USD
View
B+
Retailer 15
-
$761 SGD
$595 USD
View
B
Retailer 16
-
$855 SGD
$669 USD
View
B
Retailer 17
-
$1,112 SGD
£685 GBP
View
Most Expensive
B
Reve Diamonds
0A2E482F1 · Oct 30
$1,338 SGD
$1,046 USD
View
17 more retailers have this diamond
Prices start from $197 SGDSave up to $1,141 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
1.00ct Oval
$197 SGD