Marquise|Lab Grown|IGI

2.60ct E FL Marquise Lab Grown Diamond

ID • E/FL • IGI LG818684294

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818684294

Diamond specifications and retailer prices

From $3,834 USD
As of October 30, 2026
Save $12,723 USD (77%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $16,557 USD at With Clarity · As of October 30, 2026
View at With Clarity

About this 2.6ct lab-grown marquise diamond

This 2.6ct lab-grown marquise sits in the two to three carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818684294 or 818684294. Listed at 11 retailers as of October 30, 2026, with prices from $3,834 to $16,557, a $12,723 spread on the same certified stone. With Clarity lists it at $16,557. 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

2.60
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818684294
Dimensions13.91 × 7.14 × 4.51 mm
L/W Ratio1.95
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
13.91 mm7.14 mm2.60 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818684294
Side View
Table 62.0%Crown 35.9°Girdle: STK-THKPavilion 40.1°Culet: NoneDepth 63.2%

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: $5,503 USD|Low: $3,834 USD|High: $16,557 USD|Avg: $9,517 USD|-2.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
With Clarity
October 30, 2026
Retailer 6$3,834 USD
Retailer 1$5,503 USD
Retailer 7$6,420 USD
Retailer 5$6,811 USD
Retailer 8$8,960 USD
Retailer 4$9,072 USD
Retailer 9$10,595 USD
Retailer 3$10,867 USD
Retailer 2$11,211 USD
Retailer 10$14,859 USD
With Clarity$16,557 USD

33 data points across 11 retailers

11 retailers$3,834 USD to $16,557 USD

A
Cheapest Retailer
-
$3,834 USD
B+
Retailer 2
-
$5,503 USD
£4,333 GBP
View
B+
Retailer 3
-
$6,420 USD
View
B+
Retailer 4
-
$6,811 USD
€6,487 EUR
View
B
Retailer 5
-
$8,960 USD
View
B+
Retailer 6
-
$9,072 USD
£7,143 GBP
View
B
Retailer 7
-
$10,595 USD
View
B
Retailer 8
-
$10,867 USD
ZAR 175,565 ZAR
View
B
Retailer 9
-
$11,211 USD
View
B
Retailer 10
-
$14,859 USD
View
Most Expensive
B
With Clarity
818684294 · Oct 30
$16,557 USD
View
10 more retailers have this diamond
Prices start from $3,834 USDSave up to $12,723 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
2.60ct Marquise
$3,834 USD