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Marquise|Lab Grown|IGI

3.77ct F VVS2 Marquise Lab Grown Diamond

EX • F/VVS2 • IGI LG818695419

Certificate IGI LG818695419

Diamond specifications and retailer prices

From $1,077 USD
£848 GBP
Save $2,763 USD (72%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $4,610 USD at Brilliant Earth
View at Brilliant Earth

About this 3.77ct lab-grown marquise diamond

This 3.77ct lab-grown marquise sits in the three to five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818695419 or 818695419. Listed at 7 retailers, with a 257% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.77
Carat
F
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818695419
Dimensions15.52 × 8.22 × 5.18 mm
L/W Ratio1.89
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.52 mm8.22 mm3.77 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818695419
Side View
Table 63.0%Crown 35.7°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 63.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 1
Current: $4,610 USD|Low: $790 USD|High: $4,610 USD|Avg: $1,855 USD|+1.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
September 30, 2026
Retailer 4$790 USD
Retailer 7$990 USD
Retailer 3$1,074 USD
Retailer 5$1,703 USD
Retailer 6$2,130 USD
Retailer 2$3,840 USD
Brilliant Earth$4,610 USD

18 data points across 7 retailers

7 retailers$1,077 USD to $3,840 USD

B+
Retailer 1
-
$790 USD
Price last confirmed 13 days ago
B
Retailer 2
-
$990 USD
View
Price last confirmed 14 days ago
B+
Retailer 3
-
$1,077 USD
£848 GBP
View
B
Retailer 4
-
$1,703 USD
View
Price last confirmed 15 days ago
B
Retailer 5
-
$2,130 USD
View
Price last confirmed 15 days ago
C
Retailer 6
-
$3,840 USD
View
Most Expensive
C
Brilliant Earth
21244900A · Sep 22
$4,610 USD
View
Price last confirmed 9 days ago
6 more retailers have this diamond
Prices start from $1,077 USDSave up to $2,763 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.

B+
3.77ct Marquise
$1,077 USD