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Oval|Lab Grown|IGI

1.66ct D VVS1 Oval Lab Grown Diamond

EX • D/VVS1 • IGI LG758578870

Certificate IGI LG758578870

Diamond specifications and retailer prices

From $293 USD
Save $2,237 USD (88%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,530 USD at Frank Darling
View at Frank Darling

About this 1.66ct lab-grown oval diamond

This 1.66ct lab-grown oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG758578870 or 758578870. Listed at 15 retailers, with prices from $293 to $2,530 at Frank Darling, a $2,237 spread on the same certified stone. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
D
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG758578870
Dimensions9.51 × 6.85 × 4.10 mm
L/W Ratio1.39
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.51 mm6.85 mm1.66 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG758578870
Side View
Table 58.0%Crown 31°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 59.9%

Caratlytics Score

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

Price History

Last verified: Oct 1
Current: $2,530 USD|Low: $211 USD|High: $3,470 USD|Avg: $1,138 USD|-0.0%
Frank Darling
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
October 1, 2026
Retailer 10$293 USD
Retailer 13$402 USD
Retailer 6$437 USD
Retailer 4$510 USD
Retailer 2$561 USD
Retailer 11$593 USD
Retailer 9$831 USD
Retailer 14$838 USD
Retailer 3$1,257 USD
Retailer 7$1,452 USD
Retailer 8$1,650 USD
Retailer 12$2,040 USD
Retailer 5$2,320 USD
Frank Darling$2,530 USD

18 data points across 14 retailers

15 retailers$293 USD to $2,530 USD

A
Cheapest Retailer
-
$293 USD
A
Retailer 2
-
$402 USD
View
B+
Retailer 3
-
$437 USD
View
A
Retailer 4
-
$510 USD
View
A
Retailer 5
-
$561 USD
€534 EUR
View
A
Retailer 6
-
$593 USD
View
B+
Retailer 7
-
$831 USD
A$1,278 AUD
View
B+
Retailer 8
-
$838 USD
View
B+
Retailer 9
-
$910 USD
View
Price last confirmed 15 days ago
B
Retailer 10
-
$1,257 USD
View
B
Retailer 11
-
$1,452 USD
£1,143 GBP
View
B
Retailer 12
-
$1,650 USD
View
B
Retailer 13
-
$2,040 USD
View
B
Retailer 14
-
$2,320 USD
View
Most Expensive
B
Frank Darling
VL-115619GR · Sep 30
$2,530 USD
View
14 more retailers have this diamond
Prices start from $293 USDSave up to $2,237 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.

A
1.66ct Oval
$293 USD