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Oval|Lab Grown|IGI

1.65ct G SI1 Oval Lab Grown Diamond

GD • G/SI1 • IGI LG561296380

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG561296380

Diamond specifications and retailer prices

From $589 SGD
HK$3,600 HKD
As of October 31, 2026
15 retailers carry this diamond
Most expensive: $2,172 SGD at MOH London · As of October 19, 2026
View at MOH London

About this 1.65ct lab-grown oval diamond

This 1.65ct lab-grown oval sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG561296380 or 561296380. Listed at 15 retailers as of October 31, 2026. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.65
Carat
G
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG561296380
Dimensions9.69 × 6.74 × 4.05 mm
L/W Ratio1.44
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.69 mm6.74 mm1.65 ctG / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG561296380
Side View
Table 60.0%Crown 33.2°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 60.1%

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: Oct 31
Current: $2,172 SGD|Low: $346 SGD|High: $2,187 SGD|Avg: $1,119 SGD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 21, 2026
Retailer 10$487 SGD
Retailer 8$505 SGD
Retailer 4$589 SGD
Retailer 11$771 SGD
Retailer 5$773 SGD
Retailer 7$868 SGD
Retailer 9$873 SGD
Retailer 2$956 SGD
Retailer 6$1,581 SGD
Retailer 12$1,788 SGD
Retailer 3$2,097 SGD
MOH London$2,172 SGD

31 data points across 12 retailers

15 retailers

Retailer 1
-
$435 SGD
$340 USD
Price last confirmed 12 days ago
Retailer 2
-
$505 SGD
$395 USD
View
Price last confirmed 11 days ago
Retailer 3
-
$539 SGD
$422 USD
View
Price last confirmed 15 days ago
Retailer 4
-
$539 SGD
$422 USD
View
Price last confirmed 12 days ago
B+
Retailer 5
-
$589 SGD
HK$3,600 HKD
View
Retailer 6
-
$771 SGD
$603 USD
View
Price last confirmed 10 days ago
Retailer 7
-
$773 SGD
$605 USD
View
Price last confirmed 9 days ago
Retailer 8
-
$868 SGD
$679 USD
View
Price last confirmed 10 days ago
Retailer 9
-
$873 SGD
$683 USD
View
Price last confirmed 12 days ago
Retailer 10
-
$956 SGD
£589 GBP
View
Price last confirmed 10 days ago
Retailer 11
-
$1,581 SGD
$1,237 USD
View
Price last confirmed 9 days ago
Retailer 12
-
$1,734 SGD
$1,356 USD
View
Price last confirmed 13 days ago
Retailer 13
-
$1,788 SGD
$1,399 USD
View
Price last confirmed 10 days ago
Retailer 14
-
$2,097 SGD
$1,641 USD
View
Price last confirmed 10 days ago
Most Expensive
MOH London
LG561296380 · Oct 19
$2,172 SGD
£1,338 GBP
View
Price last confirmed 12 days ago
14 more retailers have this diamond
Prices start from $589 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+
1.65ct Oval
$589 SGD