Marquise|Natural|GIA

3.04ct I SI1 Marquise Natural Diamond

ID • I/SI1 • GIA 10

Certificate GIA 10

Diamond specifications and retailer prices

From €34,444 EUR
$38,632 USD
As of November 2, 2026
Save €5,482 EUR (14%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €39,926 EUR at Blue Nile · As of October 27, 2026
View at Blue Nile

About this 3.04ct natural marquise diamond

This 3.04ct natural marquise sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA. Listed at 3 retailers as of October 27, 2026, with prices from €34,444 to €39,926, a €5,482 spread on the same certified stone. Blue Nile lists it at €39,926. 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

3.04
Carat
I
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 10
Dimensions15.00 × 7.43 × 4.73 mm
L/W Ratio2.02
Top View
15.00 mm7.43 mm3.04 ctI / SI1
OriginNatural
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 10
Side View
Table 53.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 63.6%

Caratlytics Score

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

Price History

Last verified: Nov 2
Current: €39,926 EUR|Low: €34,103 EUR|High: €39,926 EUR|Avg: €36,862 EUR
Blue Nile
Retailer 2
Retailer 3
September 23, 2026
Retailer 2€34,444 EUR
Retailer 3€36,545 EUR
Blue Nile€39,926 EUR

3 data points across 3 retailers

3 retailers€34,444 EUR to €39,926 EUR

B+
Cheapest Retailer
-
€34,444 EUR
$38,632 USD
B
Retailer 2
-
€36,545 EUR
$40,989 USD
View
Most Expensive
B
Blue Nile
17248925 · Oct 27
€39,926 EUR
$44,781 USD
View
2 more retailers have this diamond
Prices start from €34,444 EURSave up to €5,482 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.

B+
3.04ct Marquise
€34,444 EUR