CaratHunter
Plans
Marquise|Lab Grown|IGI

6.94ct F SI1 Marquise Lab Grown Diamond

EX • F/SI1

Diamond specifications and retailer prices

From €1,317 EUR
£1,163 GBP
As of November 2, 2026
Save €3,008 EUR (70%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: €4,325 EUR at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 6.94ct lab-grown marquise diamond

This 6.94ct lab-grown marquise sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI. Listed at 2 retailers as of October 31, 2026, with prices from €1,317 to €4,325, a €3,008 spread on the same certified stone. Blue Nile lists it at €4,325. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

6.94
Carat
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions20.60 × 10.04 × 0.00 mm
L/W Ratio2.05
Top View
20.60 mm10.04 mm6.94 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 62.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 60.4%

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: Nov 2
Current: €4,325 EUR|Low: €970 EUR|High: €4,325 EUR|Avg: €2,027 EUR
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 4€970 EUR
Retailer 5€1,056 EUR
Retailer 2€1,317 EUR
Retailer 6€2,032 EUR
Retailer 3€2,329 EUR
Blue Nile€4,325 EUR

20 data points across 6 retailers

2 retailers€1,317 EUR to €4,325 EUR

A
Cheapest Retailer
-
€1,317 EUR
£1,163 GBP
Most Expensive
C
Blue Nile
26529103 · Oct 31
€4,325 EUR
$4,851 USD
View
1 more retailer has this diamond
Prices start from €1,317 EURSave up to €3,008 EUR

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
6.94ct Marquise
€1,317 EUR