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Marquise|Natural|IGI

1.70ct H IF Marquise Natural Diamond

VG • H/IF • IGI 814628575

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 814628575

Diamond specifications and retailer prices

From $14,325 AUD
₹958,325 INR
As of November 2, 2026
Save $10,658 AUD (43%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $24,983 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 1.7ct natural marquise diamond

This 1.7ct natural marquise sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI 814628575. Listed at 13 retailers as of October 29, 2026, with prices from $14,325 to $24,983, a $10,658 spread on the same certified stone. MOH London lists it at $24,983. 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

1.70
Carat
H
Colour
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40°
OriginNatural
Grading LabIGI
CertificateIGI 814628575
Dimensions11.87 × 6.29 × 3.91 mm
L/W Ratio1.89
Girdle conditionFaceted
Top View
11.87 mm6.29 mm1.70 ctH / IF
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 814628575
Side View
Table 61.0%Crown 35.8°Girdle: MED-THKPavilion 40°Culet: NoneDepth 62.2%

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: $24,983 AUD|Low: $14,325 AUD|High: $24,983 AUD|Avg: $18,165 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 2, 2026
Retailer 2$14,325 AUD
Retailer 14$16,111 AUD
Retailer 12$16,433 AUD
Retailer 13$16,638 AUD
Retailer 4$16,776 AUD
Retailer 10$17,097 AUD
Retailer 5$17,451 AUD
Retailer 8$18,421 AUD
Retailer 9$18,674 AUD
Retailer 11$18,854 AUD
Retailer 7$18,942 AUD
Retailer 3$19,491 AUD
Retailer 6$21,205 AUD
MOH London$24,983 AUD

7 data points across 14 retailers

13 retailers$14,325 AUD to $24,983 AUD

A
Cheapest Retailer
-
$14,325 AUD
₹958,325 INR
B+
Retailer 2
-
$16,111 AUD
$11,317 USD
View
B+
Retailer 3
-
$16,433 AUD
$11,543 USD
View
B+
Retailer 4
-
$16,638 AUD
$11,687 USD
View
Final sale: no returns
B+
Retailer 5
-
$16,776 AUD
£9,279 GBP
View
B+
Retailer 6
-
$17,097 AUD
$12,010 USD
View
B+
Retailer 7
-
$17,451 AUD
£9,653 GBP
View
B+
Retailer 8
-
$18,421 AUD
$12,940 USD
View
B+
Retailer 9
-
$18,674 AUD
$13,118 USD
View
B+
Retailer 10
-
$18,854 AUD
£10,428 GBP
View
B+
Retailer 11
-
$18,942 AUD
€12,672 EUR
View
B
Retailer 12
-
$19,491 AUD
$13,691 USD
View
Most Expensive
B
MOH London
182459409 · Oct 29
$24,983 AUD
£13,818 GBP
View
12 more retailers have this diamond
Prices start from $14,325 AUDSave up to $10,658 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.

A
1.70ct Marquise
$14,325 AUD