CaratHunter
Plans
Oval|Lab Grown|IGI

2.78ct E SI1 Oval Lab Grown Diamond

VG • E/SI1 • IGI LG849616371

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG849616371

Diamond specifications and retailer prices

From $701 USD
€668 EUR
As of October 31, 2026
Save $1,139 USD (62%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,840 USD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 2.78ct lab-grown oval diamond

This 2.78ct lab-grown oval sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG849616371 or 849616371. Listed at 4 retailers as of October 28, 2026, with prices from $701 to $1,840, a $1,139 spread on the same certified stone. Rare Carat lists it at $1,840. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

2.78
Carat
E
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849616371
Dimensions11.09 × 7.91 × 5.03 mm
L/W Ratio1.40
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.09 mm7.91 mm2.78 ctE / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849616371
Side View
Table 62.0%Crown 34.1°Girdle: MED-STKPavilion 41.7°Culet: NoneDepth 63.6%

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 31
Current: $1,840 USD|Low: $701 USD|High: $1,840 USD|Avg: $1,364 USD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
November 1, 2026
Retailer 3$701 USD
Retailer 4$818 USD
Retailer 2$1,712 USD
Rare Carat$1,840 USD

4 data points across 4 retailers

4 retailers$701 USD to $1,840 USD

A
Cheapest Retailer
-
$701 USD
€668 EUR
B+
Retailer 2
-
$818 USD
View
B
Retailer 3
-
$1,712 USD
£1,348 GBP
View
Most Expensive
B
Rare Carat
LGOV20-185738 · Oct 28
$1,840 USD
View
3 more retailers have this diamond
Prices start from $701 USDSave up to $1,139 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. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
2.78ct Oval
$701 USD