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Marquise|Natural|IGI

1.51ct I VVS1 Marquise Natural Diamond

VG • I/VVS1 • IGI 839695426

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 839695426

Diamond specifications and retailer prices

From £4,362 GBP
₹556,579 INR
As of November 2, 2026
Save £5,195 GBP (54%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £9,557 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI 839695426. Listed at 9 retailers as of October 30, 2026, with prices from £4,362 to £9,557, a £5,195 spread on the same certified stone. NZ Jewellers lists it at £9,557. 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

1.51
Carat
I
Colour
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle39.6°
OriginNatural
Grading LabIGI
CertificateIGI 839695426
Dimensions12.37 × 6.04 × 3.58 mm
L/W Ratio2.05
Girdle conditionFaceted
Culet sizeNone
Top View
12.37 mm6.04 mm1.51 ctI / VVS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 839695426
Side View
Table 62.0%Crown 33.6°Girdle: STK-THKPavilion 39.6°Culet: NoneDepth 59.3%

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 2
Current: £9,557 GBP|Low: £4,362 GBP|High: £9,974 GBP|Avg: £6,437 GBP|-4.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 2£4,362 GBP
Retailer 3£5,156 GBP
Retailer 7£5,714 GBP
Retailer 8£5,739 GBP
Retailer 5£5,815 GBP
Retailer 4£5,959 GBP
Retailer 9£6,056 GBP
Retailer 6£7,963 GBP
NZ Jewellers£9,557 GBP

27 data points across 9 retailers

9 retailers£4,362 GBP to £9,557 GBP

A
Cheapest Retailer
-
£4,362 GBP
₹556,579 INR
A
Retailer 2
-
£5,156 GBP
View
A
Retailer 3
-
£5,714 GBP
$7,656 USD
View
A
Retailer 4
-
£5,739 GBP
$7,689 USD
View
A
Retailer 5
-
£5,815 GBP
View
A
Retailer 6
-
£5,959 GBP
€7,604 EUR
View
A
Retailer 7
-
£6,056 GBP
$8,114 USD
View
A
Retailer 8
-
£7,963 GBP
View
Most Expensive
B+
NZ Jewellers
16f4e4c8-e8d8-479a-8d1a-c557859ad2e6 · Oct 30
£9,557 GBP
$12,805 USD
View
8 more retailers have this diamond
Prices start from £4,362 GBPSave up to £5,195 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
1.51ct Marquise
£4,362 GBP