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Oval|Lab Grown|IGI

1.60ct D VS1 Oval Lab Grown Diamond

ID • D/VS1 • IGI LG818685144

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG818685144

Diamond specifications and retailer prices

From $419 NZD
$236 USD
As of October 29, 2026
Save $2,331 NZD (85%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $2,750 NZD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818685144 or 818685144. Listed at 25 retailers as of October 28, 2026, with prices from $419 to $2,750, a $2,331 spread on the same certified stone. Brilliant Earth lists it at $2,750. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.60
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818685144
Dimensions9.43 × 6.69 × 4.00 mm
L/W Ratio1.41
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.43 mm6.69 mm1.60 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818685144
Side View
Table 60.0%Crown 34.6°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 59.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $2,750 NZD|Low: $401 NZD|High: $2,981 NZD|Avg: $1,246 NZD|-7.7%
Brilliant Earth
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
Retailer 17
Retailer 18
Retailer 19
October 31, 2026
Retailer 4$419 NZD
Retailer 7$467 NZD
Retailer 11$484 NZD
Retailer 9$518 NZD
Retailer 3$580 NZD
Retailer 12$701 NZD
Retailer 18$831 NZD
Retailer 16$891 NZD
Retailer 13$980 NZD
Retailer 8$1,036 NZD
Retailer 17$1,209 NZD
Retailer 2$1,285 NZD
Retailer 10$1,668 NZD
Retailer 19$1,872 NZD
Retailer 14$1,979 NZD
Retailer 15$2,089 NZD
Retailer 5$2,110 NZD
Retailer 6$2,320 NZD
Brilliant Earth$2,750 NZD

37 data points across 19 retailers

25 retailers$419 NZD to $2,750 NZD

A
Cheapest Retailer
-
$419 NZD
$236 USD
A
Retailer 2
-
$467 NZD
$263 USD
View
Final sale: no returns
A
Retailer 3
-
$484 NZD
$273 USD
View
A
Retailer 4
-
$518 NZD
$292 USD
View
A
Retailer 5
-
$518 NZD
$292 USD
View
Retailer 6
-
$580 NZD
£258 GBP
View
Price last confirmed 14 days ago
B+
Retailer 7
-
$701 NZD
$395 USD
View
A
Retailer 8
-
$831 NZD
€446 EUR
View
A
Retailer 9
-
$891 NZD
ZAR 8,113 ZAR
View
A
Retailer 10
-
$980 NZD
£435 GBP
View
A
Retailer 11
-
$1,022 NZD
$576 USD
View
A
Retailer 12
-
$1,036 NZD
A$898 AUD
View
A
Retailer 13
-
$1,074 NZD
$605 USD
View
A
Retailer 14
-
$1,104 NZD
$622 USD
View
A
Retailer 15
-
$1,209 NZD
A$1,048 AUD
View
B+
Retailer 16
-
$1,285 NZD
$724 USD
View
B+
Retailer 17
-
$1,668 NZD
$940 USD
View
B+
Retailer 18
-
$1,760 NZD
$992 USD
View
Retailer 19
-
$1,872 NZD
$1,055 USD
View
Price last confirmed 12 days ago
B+
Retailer 20
-
$1,979 NZD
A$1,716 AUD
View
B
Retailer 21
-
$2,089 NZD
£927 GBP
View
B
Retailer 22
-
$2,110 NZD
$1,189 USD
View
B
Retailer 23
-
$2,115 NZD
$1,192 USD
View
B
Retailer 24
-
$2,320 NZD
$1,308 USD
View
Most Expensive
B
Brilliant Earth
21052573A · Oct 28
$2,750 NZD
$1,550 USD
View
24 more retailers have this diamond
Prices start from $419 NZDSave up to $2,331 NZD

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
$419 NZD