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Oval|Lab Grown|IGI

3.09ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG709530337

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG709530337

Diamond specifications and retailer prices

From $462 SGD
$361 USD
As of October 29, 2026
Save $1,530 SGD (77%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,992 SGD at Adiamor · As of October 31, 2026
View at Adiamor

About this 3.09ct lab-grown oval diamond

This 3.09ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG709530337 or 709530337. Listed at 12 retailers as of October 29, 2026, with prices from $462 to $1,992, a $1,530 spread on the same certified stone. Adiamor lists it at $1,992. 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

3.09
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG709530337
Dimensions12.08 × 8.14 × 5.08 mm
L/W Ratio1.48
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.08 mm8.14 mm3.09 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG709530337
Side View
Table 59.0%Crown 35.2°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.4%

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: $1,992 SGD|Low: $462 SGD|High: $7,070 SGD|Avg: $1,699 SGD|+1.3%
Adiamor
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
Retailer 15
October 31, 2026
Retailer 10$462 SGD
Retailer 5$534 SGD
Retailer 12$571 SGD
Retailer 14$638 SGD
Retailer 11$767 SGD
Retailer 8$782 SGD
Retailer 3$914 SGD
Retailer 13$977 SGD
Retailer 9$1,030 SGD
Retailer 7$1,268 SGD
Retailer 2$1,676 SGD
Retailer 4$1,837 SGD
Adiamor$1,992 SGD
Retailer 15$2,627 SGD
Retailer 6$7,070 SGD

5 data points across 15 retailers

12 retailers$462 SGD to $1,992 SGD

A
Cheapest Retailer
-
$462 SGD
$361 USD
A
Retailer 2
-
$534 SGD
$418 USD
View
A
Retailer 3
-
$571 SGD
$447 USD
View
A
Retailer 4
-
$638 SGD
HK$3,900 HKD
View
A
Retailer 5
-
$767 SGD
$600 USD
View
A
Retailer 6
-
$782 SGD
£481 GBP
View
B+
Retailer 7
-
$914 SGD
$715 USD
View
A
Retailer 8
-
$977 SGD
$764 USD
View
A
Retailer 9
-
$1,030 SGD
£634 GBP
View
B+
Retailer 10
-
$1,676 SGD
$1,311 USD
View
B+
Retailer 11
-
$1,837 SGD
$1,437 USD
View
Most Expensive
B
Adiamor
D-82829006 · Oct 31
$1,992 SGD
$1,558 USD
View
11 more retailers have this diamond
Prices start from $462 SGDSave up to $1,530 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
3.09ct Oval
$462 SGD