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Oval|Lab Grown|IGI

1.86ct D VS1 Oval Lab Grown Diamond

ID • D/VS1 • IGI LG818681739

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG818681739

Diamond specifications and retailer prices

From $468 NZD
$264 USD
As of October 29, 2026
Save $4,340 NZD (90%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $4,808 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.86ct lab-grown oval diamond

This 1.86ct 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 LG818681739 or 818681739. Listed at 25 retailers as of October 29, 2026, with prices from $468 to $4,808, a $4,340 spread on the same certified stone. Brilliant Earth lists it at $4,808. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.86
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818681739
Dimensions9.72 × 6.80 × 4.42 mm
L/W Ratio1.43
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.72 mm6.80 mm1.86 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818681739
Side View
Table 61.0%Crown 36.5°Girdle: MED-THKPavilion 41.6°Culet: NoneDepth 65.0%

Caratlytics Score

How it works →
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: $4,808 NZD|Low: $449 NZD|High: $5,234 NZD|Avg: $1,651 NZD|-8.1%
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
October 31, 2026
Retailer 4$468 NZD
Retailer 8$523 NZD
Retailer 9$580 NZD
Retailer 13$648 NZD
Retailer 12$781 NZD
Retailer 17$861 NZD
Retailer 18$920 NZD
Retailer 15$998 NZD
Retailer 2$1,111 NZD
Retailer 16$1,351 NZD
Retailer 11$1,386 NZD
Retailer 10$1,867 NZD
Retailer 5$2,285 NZD
Retailer 14$2,339 NZD
Retailer 7$2,360 NZD
Retailer 3$2,440 NZD
Retailer 6$2,479 NZD
Brilliant Earth$4,808 NZD

35 data points across 18 retailers

25 retailers$468 NZD to $4,808 NZD

A
Cheapest Retailer
-
$468 NZD
$264 USD
A
Retailer 2
-
$523 NZD
$295 USD
View
Final sale: no returns
A
Retailer 3
-
$543 NZD
$306 USD
View
A
Retailer 4
-
$580 NZD
$327 USD
View
A
Retailer 5
-
$580 NZD
$327 USD
View
A
Retailer 6
-
$648 NZD
£288 GBP
View
B+
Retailer 7
-
$781 NZD
$440 USD
View
A
Retailer 8
-
$861 NZD
$485 USD
View
A
Retailer 9
-
$920 NZD
€494 EUR
View
A
Retailer 10
-
$998 NZD
ZAR 9,083 ZAR
View
A
Retailer 11
-
$1,111 NZD
£493 GBP
View
A
Retailer 12
-
$1,205 NZD
$679 USD
View
A
Retailer 13
-
$1,220 NZD
$687 USD
View
A
Retailer 14
-
$1,338 NZD
$754 USD
View
A
Retailer 15
-
$1,351 NZD
A$1,171 AUD
View
A
Retailer 16
-
$1,386 NZD
$781 USD
View
B+
Retailer 17
-
$1,867 NZD
$1,052 USD
View
B+
Retailer 18
-
$1,957 NZD
$1,103 USD
View
B
Retailer 19
-
$2,285 NZD
$1,288 USD
View
B+
Retailer 20
-
$2,339 NZD
£1,038 GBP
View
Retailer 21
-
$2,360 NZD
A$2,046 AUD
View
Price last confirmed 22 days ago
B
Retailer 22
-
$2,402 NZD
$1,354 USD
View
B+
Retailer 23
-
$2,440 NZD
$1,375 USD
View
B
Retailer 24
-
$2,479 NZD
$1,397 USD
View
Most Expensive
B
Brilliant Earth
21063567A · Oct 29
$4,808 NZD
$2,710 USD
View
24 more retailers have this diamond
Prices start from $468 NZDSave up to $4,340 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
1.86ct Oval
$468 NZD