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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 $272 USD
As of October 26, 2026
Save $1,298 USD (83%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $1,570 USD 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 25 retailers as of October 26, 2026, with prices from $272 to $1,570, a $1,298 spread on the same certified stone. Brilliant Earth lists it at $1,570. 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
Color
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

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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 26
Current: $1,570 USD|Low: $272 USD|High: $1,720 USD|Avg: $753 USD|-8.7%
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
October 29, 2026
Retailer 4$272 USD
Retailer 6$304 USD
Retailer 5$333 USD
Retailer 7$337 USD
Retailer 11$455 USD
Retailer 12$573 USD
Retailer 10$580 USD
Retailer 2$591 USD
Retailer 15$678 USD
Retailer 9$785 USD
Retailer 13$864 USD
Retailer 3$1,105 USD
Retailer 14$1,298 USD
Retailer 8$1,359 USD
Brilliant Earth$1,570 USD

38 data points across 15 retailers

25 retailers$272 USD to $1,570 USD

A
Retailer 1
-
$272 USD
Price last confirmed 37 days ago
A
Retailer 2
-
$272 USD
View
A
Retailer 3
-
$304 USD
View
Final sale: no returns
A
Retailer 4
-
$316 USD
View
A
Retailer 5
-
$333 USD
View
Price last confirmed 37 days ago
A
Retailer 6
-
$337 USD
View
A
Retailer 7
-
$337 USD
View
A
Retailer 8
-
$384 USD
HK$3,000 HKD
View
A
Retailer 9
-
$455 USD
View
B+
Retailer 10
-
$455 USD
View
A
Retailer 11
-
$580 USD
ZAR 9,365 ZAR
View
A
Retailer 12
-
$588 USD
View
A
Retailer 13
-
$591 USD
£466 GBP
View
B+
Retailer 14
-
$678 USD
View
B+
Retailer 15
-
$785 USD
A$1,207 AUD
View
B+
Retailer 16
-
$864 USD
View
B+
Retailer 17
-
$946 USD
View
Price last confirmed 43 days ago
B
Retailer 18
-
$1,085 USD
View
B
Retailer 19
-
$1,105 USD
SGD 1,493 SGD
View
B
Retailer 20
-
$1,135 USD
View
B
Retailer 21
-
$1,298 USD
View
B
Retailer 22
-
$1,359 USD
£1,070 GBP
View
B
Retailer 23
-
$1,401 USD
View
B
Retailer 24
-
$1,424 USD
View
Most Expensive
B
Brilliant Earth
20972631A · Oct 28
$1,570 USD
View
24 more retailers have this diamond
Prices start from $272 USDSave up to $1,298 USD

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
$272 USD