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Oval|Lab Grown|IGI

1.60ct D VS1 Oval Lab Grown Diamond

ID • D/VS1 • IGI LG778654987

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG778654987

Diamond specifications and retailer prices

From $483 NZD
$272 USD
As of October 29, 2026
Save $2,303 NZD (83%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $2,786 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 LG778654987 or 778654987. Listed at 26 retailers as of October 28, 2026, with prices from $483 to $2,786, a $2,303 spread on the same certified stone. Brilliant Earth lists it at $2,786. 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 angle34.3°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778654987
Dimensions10.35 × 6.47 × 3.87 mm
L/W Ratio1.60
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.35 mm6.47 mm1.60 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778654987
Side View
Table 56.0%Crown 34.3°Girdle: MED-STKPavilion 40.5°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: $2,786 NZD|Low: $463 NZD|High: $2,981 NZD|Avg: $1,264 NZD|-6.5%
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
October 31, 2026
Retailer 16$483 NZD
Retailer 9$539 NZD
Retailer 6$561 NZD
Retailer 5$598 NZD
Retailer 17$598 NZD
Retailer 10$878 NZD
Retailer 2$967 NZD
Retailer 14$1,029 NZD
Retailer 11$1,052 NZD
Retailer 7$1,203 NZD
Retailer 13$1,392 NZD
Retailer 15$1,533 NZD
Retailer 4$1,925 NZD
Retailer 8$1,960 NZD
Retailer 3$2,303 NZD
Retailer 12$2,411 NZD
Brilliant Earth$2,786 NZD

40 data points across 17 retailers

26 retailers$483 NZD to $2,786 NZD

Retailer 1
-
$483 NZD
$272 USD
Price last confirmed 39 days ago
A
Retailer 2
-
$483 NZD
$272 USD
View
A
Retailer 3
-
$539 NZD
$304 USD
View
Final sale: no returns
A
Retailer 4
-
$561 NZD
$316 USD
View
Retailer 5
-
$591 NZD
$333 USD
View
Price last confirmed 39 days ago
A
Retailer 6
-
$598 NZD
$337 USD
View
A
Retailer 7
-
$598 NZD
$337 USD
View
A
Retailer 8
-
$681 NZD
HK$3,000 HKD
View
B+
Retailer 9
-
$807 NZD
$455 USD
View
A
Retailer 10
-
$878 NZD
$495 USD
View
A
Retailer 11
-
$967 NZD
€519 EUR
View
A
Retailer 12
-
$1,029 NZD
ZAR 9,365 ZAR
View
A
Retailer 13
-
$1,043 NZD
$588 USD
View
A
Retailer 14
-
$1,052 NZD
£467 GBP
View
A
Retailer 15
-
$1,203 NZD
$678 USD
View
B+
Retailer 16
-
$1,392 NZD
A$1,207 AUD
View
B+
Retailer 17
-
$1,533 NZD
$864 USD
View
Retailer 18
-
$1,678 NZD
$946 USD
View
Price last confirmed 45 days ago
B+
Retailer 19
-
$1,925 NZD
$1,085 USD
View
B
Retailer 20
-
$1,960 NZD
SGD 1,493 SGD
View
B
Retailer 21
-
$2,015 NZD
$1,135 USD
View
B
Retailer 22
-
$2,303 NZD
$1,298 USD
View
B
Retailer 23
-
$2,411 NZD
£1,070 GBP
View
B
Retailer 24
-
$2,486 NZD
$1,401 USD
View
B
Retailer 25
-
$2,526 NZD
$1,424 USD
View
Most Expensive
B
Brilliant Earth
20972631A · Oct 28
$2,786 NZD
$1,570 USD
View
25 more retailers have this diamond
Prices start from $483 NZDSave up to $2,303 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
$483 NZD