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Marquise|Natural|GIA

2.09ct G SI1 Marquise Natural Diamond

EX • G/SI1 • GIA 2245095580

Certificate GIA 2245095580

Diamond specifications and retailer prices

From £13,448 GBP
$18,047 USD
As of November 2, 2026
Save £3,876 GBP (22%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £17,324 GBP at 77 Diamonds · As of November 2, 2026
View at 77 Diamonds

About this 2.09ct natural marquise diamond

This 2.09ct natural marquise sits in the two to three carat band, graded G 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 2245095580. Listed at 4 retailers as of November 2, 2026, with prices from £13,448 to £17,324, a £3,876 spread on the same certified stone. 77 Diamonds lists it at £17,324. 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

2.09
Carat
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishGood
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2245095580
Dimensions13.31 × 6.84 × 4.08 mm
L/W Ratio1.95
Top View
13.31 mm6.84 mm2.09 ctG / SI1
OriginNatural
CutExcellent
PolishGood
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2245095580
Side View
Table 63.0%CrownGirdle: VTN-THKPavilionCulet: SmallDepth 59.7%

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: £17,324 GBP|Low: £13,448 GBP|High: £17,499 GBP|Avg: £15,098 GBP|-1.0%
77 Diamonds
Retailer 2
Retailer 3
November 2, 2026
Retailer 2£13,448 GBP
Retailer 3£14,372 GBP
77 Diamonds£17,324 GBP

25 data points across 3 retailers

4 retailers£13,448 GBP to £17,324 GBP

B+
Cheapest Retailer
-
£13,448 GBP
$18,047 USD
B+
Retailer 2
-
£14,372 GBP
$19,287 USD
View
B+
Retailer 3
-
£14,727 GBP
A$30,404 AUD
View
Most Expensive
B
77 Diamonds
MQMBYFEDZBQV · Nov 2
£17,324 GBP
View
3 more retailers have this diamond
Prices start from £13,448 GBPSave up to £3,876 GBP

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+
2.09ct Marquise
£13,448 GBP