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Oval|Lab Grown|IGI

1.60ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG693534018

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG693534018

Diamond specifications and retailer prices

From $289 AUD
$203 USD
As of October 29, 2026
Save $1,392 AUD (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,681 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 1.6ct lab-grown oval diamond

This 1.6ct lab-grown oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG693534018 or 693534018. Listed at 12 retailers as of October 29, 2026, with prices from $289 to $1,681, a $1,392 spread on the same certified stone. MOH London lists it at $1,681. 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

1.60
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG693534018
Dimensions9.74 × 6.45 × 4.07 mm
L/W Ratio1.51
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.74 mm6.45 mm1.60 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG693534018
Side View
Table 61.0%Crown 36.2°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 63.1%

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: $1,681 AUD|Low: $289 AUD|High: $3,374 AUD|Avg: $1,041 AUD
MOH London
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
Retailer 16
October 31, 2026
Retailer 11$289 AUD
Retailer 4$335 AUD
Retailer 12$357 AUD
Retailer 10$399 AUD
Retailer 15$401 AUD
Retailer 16$619 AUD
Retailer 2$657 AUD
Retailer 5$709 AUD
Retailer 13$727 AUD
Retailer 14$773 AUD
Retailer 3$1,150 AUD
Retailer 9$1,153 AUD
Retailer 6$1,623 AUD
MOH London$1,681 AUD
Retailer 7$1,768 AUD
Retailer 8$3,374 AUD

5 data points across 16 retailers

12 retailers$289 AUD to $1,681 AUD

A
Cheapest Retailer
-
$289 AUD
$203 USD
A
Retailer 2
-
$335 AUD
$235 USD
View
A
Retailer 3
-
$357 AUD
$251 USD
View
A
Retailer 4
-
$399 AUD
£221 GBP
View
A
Retailer 5
-
$401 AUD
HK$2,200 HKD
View
B+
Retailer 6
-
$619 AUD
$435 USD
View
A
Retailer 7
-
$657 AUD
£363 GBP
View
A
Retailer 8
-
$727 AUD
$511 USD
View
A
Retailer 9
-
$773 AUD
$543 USD
View
B
Retailer 10
-
$1,150 AUD
$808 USD
View
B
Retailer 11
-
$1,153 AUD
$810 USD
View
Most Expensive
B
MOH London
LG693534018 · Oct 29
$1,681 AUD
£930 GBP
View
11 more retailers have this diamond
Prices start from $289 AUDSave up to $1,392 AUD

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
1.60ct Oval
$289 AUD