Round|Lab Grown|IGI

3.77ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG807639308

Certificate IGI LG807639308

Diamond specifications and retailer prices

From $2,048 USD
Save $3,682 USD (64%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $5,730 USD at Rare Carat
View at Rare Carat

About this 3.77ct lab-grown round diamond

This 3.77ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG807639308 or 807639308. Listed at 7 retailers, with prices from $2,048 to $5,730 at Rare Carat, a $3,682 spread on the same certified stone. 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
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG807639308
Dimensions9.99 × 9.95 × 6.15 mm
L/W Ratio1.00
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
9.99 mm9.95 mm3.77 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG807639308
Side View
Table 57.0%Crown 35.4°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.7%

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: $5,730 USD|Low: $1,651 USD|High: $7,378 USD|Avg: $3,649 USD|-0.1%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 1, 2026
Retailer 7$1,651 USD
Retailer 6$2,048 USD
Retailer 3$2,080 USD
Retailer 4$3,383 USD
Retailer 2$4,656 USD
Retailer 5$5,021 USD
Rare Carat$5,730 USD

18 data points across 7 retailers

7 retailers$2,048 USD to $5,730 USD

A
Retailer 1
-
$1,651 USD
HK$12,900 HKD
Price last confirmed 18 days ago
A
Retailer 2
-
$2,048 USD
View
A
Retailer 3
-
$2,079 USD
£1,637 GBP
View
A
Retailer 4
-
$3,383 USD
View
B+
Retailer 5
-
$4,656 USD
£3,666 GBP
View
B+
Retailer 6
-
$5,021 USD
View
Most Expensive
B+
Rare Carat
NJ32 53 · Sep 28
$5,730 USD
View
6 more retailers have this diamond
Prices start from $2,048 USDSave up to $3,682 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
3.77ct Round
$2,048 USD