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Round|Natural|IGI

1.70ct E IF Round Natural Diamond

EX • E/IF • IGI 809661039

Certificate IGI 809661039

Diamond specifications and retailer prices

From $12,422 USD
€11,830 EUR
Save $9,221 USD (43%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $21,642 USD at MOH London
View at MOH London

About this 1.7ct natural round diamond

This 1.7ct natural round sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 809661039. Listed at 14 retailers, with prices from $12,422 to $21,642 at MOH London, a $9,221 spread on the same certified stone. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 809661039
Dimensions7.50 × 7.61 × 4.74 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
7.50 mm7.61 mm1.70 ctE / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 809661039
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°CuletDepth 62.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 30
Current: $21,642 USD|Low: $12,422 USD|High: $22,587 USD|Avg: $15,620 USD|-4.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 1, 2026
Retailer 9$12,422 USD
Retailer 2$13,348 USD
Retailer 8$13,854 USD
Retailer 4$13,895 USD
Retailer 6$14,660 USD
Retailer 7$15,115 USD
Retailer 5$16,916 USD
Retailer 3$19,743 USD
MOH London$21,642 USD

42 data points across 9 retailers

14 retailers$12,422 USD to $21,642 USD

A
Cheapest Retailer
-
$12,422 USD
€11,830 EUR
A
Retailer 2
-
$13,348 USD
₹1,271,223 INR
View
A
Retailer 3
-
$13,854 USD
View
A
Retailer 4
-
$13,895 USD
View
A
Retailer 5
-
$14,660 USD
View
A
Retailer 6
-
$15,103 USD
£11,892 GBP
View
A
Retailer 7
-
$15,114 USD
View
A
Retailer 8
-
$16,122 USD
View
A
Retailer 9
-
$16,374 USD
View
A
Retailer 10
-
$16,916 USD
€16,110 EUR
View
A
Retailer 11
-
$17,003 USD
View
A
Retailer 12
-
$19,743 USD
ZAR 318,945 ZAR
View
A
Retailer 13
-
$20,461 USD
View
Price last confirmed 10 days ago
Most Expensive
A
MOH London
423BC80F1 · Oct 1
$21,642 USD
£17,041 GBP
View
13 more retailers have this diamond
Prices start from $12,422 USDSave up to $9,221 USD

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.

A
1.70ct Round
$12,422 USD