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Marquise|Natural|GIA

0.81ct I SI2 Marquise Natural Diamond

ID • I/SI2 • GIA 6561579947

Certificate GIA 6561579947

Diamond specifications and retailer prices

From £709 GBP
₹90,499 INR
As of November 1, 2026
Save £1,600 GBP (69%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £2,309 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.81ct natural marquise diamond

This 0.81ct natural marquise sits in the just-under-one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6561579947. Listed at 12 retailers as of October 30, 2026, with prices from £709 to £2,309, a £1,600 spread on the same certified stone. NZ Jewellers lists it at £2,309. 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

0.81
Carat
I
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6561579947
Dimensions9.31 × 4.78 × 3.07 mm
L/W Ratio1.95
Girdle conditionVery Thick
Top View
9.31 mm4.78 mm0.81 ctI / SI2
OriginNatural
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6561579947
Side View
Table 60.0%CrownGirdle: ThickPavilionCulet: NoneDepth 64.3%

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 1
Current: £2,309 GBP|Low: £709 GBP|High: £2,309 GBP|Avg: £1,168 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 5£709 GBP
Retailer 3£747 GBP
Retailer 8£836 GBP
Retailer 11£907 GBP
Retailer 10£988 GBP
Retailer 9£1,047 GBP
Retailer 4£1,072 GBP
Retailer 2£1,256 GBP
Retailer 7£1,322 GBP
Retailer 6£1,735 GBP
NZ Jewellers£2,309 GBP

11 data points across 11 retailers

12 retailers£709 GBP to £2,309 GBP

A
Cheapest Retailer
-
£709 GBP
₹90,499 INR
A
Retailer 2
-
£747 GBP
$1,001 USD
View
Final sale: no returns
A
Retailer 3
-
£836 GBP
$1,120 USD
View
A
Retailer 4
-
£843 GBP
A$1,738 AUD
View
A
Retailer 5
-
£907 GBP
$1,215 USD
View
A
Retailer 6
-
£988 GBP
$1,324 USD
View
A
Retailer 7
-
£1,047 GBP
$1,403 USD
View
A
Retailer 8
-
£1,072 GBP
View
B+
Retailer 9
-
£1,256 GBP
View
B+
Retailer 10
-
£1,322 GBP
€1,687 EUR
View
B
Retailer 11
-
£1,735 GBP
View
Most Expensive
B
NZ Jewellers
ce4d374a-20f6-4c30-a925-d77da9d68b37 · Oct 30
£2,309 GBP
$3,094 USD
View
11 more retailers have this diamond
Prices start from £709 GBPSave up to £1,600 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.

A
0.81ct Marquise
£709 GBP