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Marquise|Natural|IGI

1.05ct J VS1 Marquise Natural Diamond

VG • J/VS1 • IGI 510167744

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 510167744

Diamond specifications and retailer prices

From $5,564 AUD
£3,070 GBP
As of November 3, 2026
Save $3,167 AUD (36%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $8,731 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 1.05ct natural marquise diamond

This 1.05ct natural marquise sits in the classic one-carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI 510167744. Listed at 3 retailers as of November 2, 2026, with prices from $5,564 to $8,731, a $3,167 spread on the same certified stone. MOH London lists it at $8,731. 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

1.05
Carat
J
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryGood
FluorescenceFaint
Crown angle36.3°
Pavilion angle40.2°
OriginNatural
Grading LabIGI
CertificateIGI 510167744
Dimensions10.37 × 5.48 × 3.23 mm
L/W Ratio1.89
Culet sizePointed
Top View
10.37 mm5.48 mm1.05 ctJ / VS1
OriginNatural
CutVery Good
PolishVery Good
SymmetryGood
FluorescenceFaint
CertificateIGI 510167744
Side View
Table 62.0%Crown 36.3°Girdle: VTN-THNPavilion 40.2°Culet: NoneDepth 58.9%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: $8,731 AUD|Low: $5,444 AUD|High: $8,838 AUD|Avg: $6,690 AUD|-0.1%
MOH London
Retailer 2
Retailer 3
November 3, 2026
Retailer 2$5,564 AUD
Retailer 3$5,809 AUD
MOH London$8,731 AUD

43 data points across 3 retailers

3 retailers$5,564 AUD to $8,731 AUD

B
Cheapest Retailer
-
$5,564 AUD
£3,070 GBP
B
Retailer 2
-
$5,809 AUD
€3,877 EUR
View
Most Expensive
C
MOH London
0B184AAF3 · Nov 2
$8,731 AUD
£4,818 GBP
View
2 more retailers have this diamond
Prices start from $5,564 AUDSave up to $3,167 AUD

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
1.05ct Marquise
$5,564 AUD