CaratHunter
Plans
Marquise|Lab Grown|IGI

3.80ct F VS2 Marquise Lab Grown Diamond

ID • F/VS2 • IGI LG843664686

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843664686

Diamond specifications and retailer prices

From $917 NZD
$516 USD
As of October 30, 2026
Save $5,552 NZD (86%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $6,469 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.8ct lab-grown marquise diamond

This 3.8ct lab-grown marquise sits in the three to five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843664686 or 843664686. Listed at 12 retailers as of October 30, 2026, with prices from $917 to $6,469, a $5,552 spread on the same certified stone. Brilliant Earth lists it at $6,469. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.80
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843664686
Dimensions16.19 × 8.38 × 5.07 mm
L/W Ratio1.93
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.19 mm8.38 mm3.80 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843664686
Side View
Table 62.0%Crown 34.9°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 60.5%

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 30
Current: $6,469 NZD|Low: $917 NZD|High: $6,469 NZD|Avg: $3,260 NZD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 9$917 NZD
Retailer 6$1,027 NZD
Retailer 5$1,709 NZD
Retailer 11$1,825 NZD
Retailer 8$2,936 NZD
Retailer 7$2,941 NZD
Retailer 10$2,991 NZD
Retailer 4$3,377 NZD
Retailer 12$3,926 NZD
Retailer 2$4,774 NZD
Retailer 3$5,120 NZD
Brilliant Earth$6,469 NZD

9 data points across 12 retailers

12 retailers$917 NZD to $6,469 NZD

A
Cheapest Retailer
-
$917 NZD
$516 USD
A
Retailer 2
-
$1,027 NZD
$578 USD
View
Retailer 3
-
$1,709 NZD
€916 EUR
View
Price last confirmed 8 days ago
A
Retailer 4
-
$1,825 NZD
$1,027 USD
View
A
Retailer 5
-
$2,936 NZD
$1,652 USD
View
B+
Retailer 6
-
$2,941 NZD
$1,655 USD
View
A
Retailer 7
-
$2,991 NZD
$1,683 USD
View
B+
Retailer 8
-
$3,377 NZD
$1,900 USD
View
B+
Retailer 9
-
$3,926 NZD
$2,209 USD
View
B+
Retailer 10
-
$4,774 NZD
£2,115 GBP
View
B
Retailer 11
-
$5,120 NZD
$2,881 USD
View
Most Expensive
B
Brilliant Earth
21823638A · Oct 30
$6,469 NZD
$3,640 USD
View
11 more retailers have this diamond
Prices start from $917 NZDSave up to $5,552 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
3.80ct Marquise
$917 NZD