Marquise|Natural|IGI

2.51ct I VVS1 Marquise Natural Diamond

VG • I/VVS1 • IGI 800617947

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 800617947

Diamond specifications and retailer prices

From £16,022 GBP
$21,500 USD
As of November 1, 2026
Save £9,668 GBP (38%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £25,690 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 2.51ct natural marquise diamond

This 2.51ct natural marquise sits in the two to three carat band, graded I colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI 800617947. Listed at 19 retailers as of November 1, 2026, with prices from £16,022 to £25,690, a £9,668 spread on the same certified stone. MOH London lists it at £25,690. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

2.51
Carat
I
Colour
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.7°
Pavilion angle37°
OriginNatural
Grading LabIGI
CertificateIGI 800617947
Dimensions13.76 × 6.98 × 4.33 mm
L/W Ratio1.97
Girdle conditionFaceted
Culet sizePointed
Top View
13.76 mm6.98 mm2.51 ctI / VVS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 800617947
Side View
Table 59.0%Crown 39.7°Girdle: THN-STKPavilion 37°Culet: NoneDepth 62.0%

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: £25,690 GBP|Low: £15,597 GBP|High: £25,999 GBP|Avg: £20,155 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 4£16,022 GBP
Retailer 3£16,968 GBP
Retailer 7£17,400 GBP
Retailer 8£18,157 GBP
Retailer 2£19,516 GBP
Retailer 5£22,745 GBP
Retailer 6£23,583 GBP
MOH London£25,690 GBP

40 data points across 8 retailers

19 retailers£16,022 GBP to £25,690 GBP

A
Cheapest Retailer
-
£16,022 GBP
$21,500 USD
A
Retailer 2
-
£16,051 GBP
$21,540 USD
View
A
Retailer 3
-
£16,691 GBP
$22,398 USD
View
A
Retailer 4
-
£16,968 GBP
View
A
Retailer 5
-
£17,400 GBP
$23,350 USD
View
Final sale: no returns
A
Retailer 6
-
£17,683 GBP
$23,730 USD
View
B+
Retailer 7
-
£18,137 GBP
View
Retailer 8
-
£19,064 GBP
$25,583 USD
View
Price last confirmed 32 days ago
B+
Retailer 9
-
£19,304 GBP
$25,904 USD
View
B+
Retailer 10
-
£19,516 GBP
€24,942 EUR
View
Retailer 11
-
£19,669 GBP
$26,395 USD
View
Price last confirmed 41 days ago
Retailer 12
-
£19,669 GBP
$26,395 USD
View
Price last confirmed 32 days ago
B+
Retailer 13
-
£20,198 GBP
$27,104 USD
View
Retailer 14
-
£20,426 GBP
$27,411 USD
View
Price last confirmed 35 days ago
Retailer 15
-
£20,426 GBP
$27,411 USD
View
Price last confirmed 41 days ago
B+
Retailer 16
-
£22,745 GBP
ZAR 493,092 ZAR
View
Retailer 17
-
£23,303 GBP
$31,271 USD
View
Price last confirmed 33 days ago
Retailer 18
-
£23,303 GBP
$31,271 USD
View
Price last confirmed 43 days ago
Most Expensive
B+
MOH London
52D0D4B95 · Nov 2
£25,690 GBP
View
18 more retailers have this diamond
Prices start from £16,022 GBPSave up to £9,668 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
2.51ct Marquise
£16,022 GBP