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Round|Lab Grown|IGI

1.71ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG786644618

Shape and cutting style on the report: Round brilliant

Certificate IGI LG786644618

Diamond specifications and retailer prices

From $426 AUD
$299 USD
As of October 29, 2026
Save $2,142 AUD (83%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $2,568 AUD at Blue Nile · As of October 29, 2026
View at Blue Nile

About this 1.71ct lab-grown round diamond

This 1.71ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG786644618 or 786644618. Listed at 27 retailers as of October 29, 2026, with prices from $426 to $2,568, a $2,142 spread on the same certified stone. Blue Nile lists it at $2,568. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786644618
Dimensions7.71 × 7.67 × 4.69 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.71 mm7.67 mm1.71 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786644618
Side View
Table 59.0%Crown 34.1°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $739 AUD|Low: $409 AUD|High: $2,398 AUD|Avg: $1,186 AUD|+0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 29, 2026
Retailer 6$426 AUD
Retailer 3$494 AUD
Retailer 4$528 AUD
Retailer 19$528 AUD
Retailer 1$739 AUD
Retailer 16$747 AUD
Retailer 12$862 AUD
Retailer 14$907 AUD
Retailer 11$908 AUD
Retailer 15$930 AUD
Retailer 13$951 AUD
Retailer 2$1,239 AUD
Retailer 18$1,364 AUD
Retailer 5$1,697 AUD
Retailer 10$1,697 AUD
Retailer 9$1,855 AUD
Retailer 17$2,119 AUD
Retailer 8$2,178 AUD
Retailer 7$2,370 AUD

37 data points across 19 retailers

27 retailers$426 AUD to $2,568 AUD

A
Cheapest Retailer
-
$426 AUD
$299 USD
A
Retailer 2
-
$477 AUD
$335 USD
View
Final sale: no returns
A
Retailer 3
-
$494 AUD
$347 USD
View
A
Retailer 4
-
$528 AUD
$371 USD
View
A
Retailer 5
-
$528 AUD
$371 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
$583 AUD
HK$3,200 HKD
View
B+
Retailer 7
-
$712 AUD
$500 USD
View
A
Retailer 8
-
$739 AUD
£409 GBP
View
A
Retailer 9
-
$747 AUD
$525 USD
View
A
Retailer 10
-
$862 AUD
€577 EUR
View
A
Retailer 11
-
$907 AUD
ZAR 10,295 ZAR
View
A
Retailer 12
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$908 AUD
$638 USD
View
A
Retailer 13
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$930 AUD
£514 GBP
View
B+
Retailer 14
-
$951 AUD
View
B+
Retailer 15
-
$1,102 AUD
$774 USD
View
B+
Retailer 16
-
$1,239 AUD
View
B+
Retailer 17
-
$1,364 AUD
$958 USD
View
B
Retailer 18
-
$1,697 AUD
$1,192 USD
View
B
Retailer 19
-
$1,697 AUD
SGD 1,611 SGD
View
B
Retailer 20
-
$1,765 AUD
$1,240 USD
View
B
Retailer 21
-
$1,855 AUD
$1,303 USD
View
B
Retailer 22
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$2,030 AUD
$1,426 USD
View
B
Retailer 23
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$2,119 AUD
£1,172 GBP
View
B
Retailer 24
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$2,149 AUD
$1,510 USD
View
B
Retailer 25
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$2,178 AUD
View
Price last confirmed 21 days ago
B
Retailer 26
-
$2,370 AUD
$1,665 USD
View
Price last confirmed 8 days ago
Most Expensive
B
Blue Nile
27349889 · Oct 29
$2,568 AUD
$1,804 USD
View
26 more retailers have this diamond
Prices start from $426 AUDSave up to $2,142 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
1.71ct Round
$426 AUD