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Oval|Lab Grown|IGI

1.73ct F IF Oval Lab Grown Diamond

EX • F/IF • IGI LG628418611

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG628418611

Diamond specifications and retailer prices

From $439 AUD
$308 USD
As of November 1, 2026
Save $3,910 AUD (90%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $4,349 AUD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.73ct lab-grown oval diamond

This 1.73ct lab-grown oval sits in the one-and-a-half to two carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG628418611 or 628418611. Listed at 26 retailers as of October 27, 2026, with prices from $439 to $4,349, a $3,910 spread on the same certified stone. Queensmith lists it at $4,349. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.73
Carat
F
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628418611
Dimensions10.01 × 6.80 × 4.13 mm
L/W Ratio1.47
Girdle conditionFaceted
Culet sizePointed
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
10.01 mm6.80 mm1.73 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628418611
Side View
Table 60.0%Crown 33.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.7%

Caratlytics Score

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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: Nov 1
Current: $1,036 AUD|Low: $429 AUD|High: $4,052 AUD|Avg: $1,612 AUD|+0.6%
Retailer 1
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Retailer 23
November 2, 2026
Retailer 9$439 AUD
Retailer 6$491 AUD
Retailer 21$509 AUD
Retailer 3$544 AUD
Retailer 13$544 AUD
Retailer 20$763 AUD
Retailer 11$767 AUD
Retailer 18$788 AUD
Retailer 2$926 AUD
Retailer 1$1,036 AUD
Retailer 12$1,069 AUD
Retailer 19$1,395 AUD
Retailer 23$1,438 AUD
Retailer 5$1,672 AUD
Retailer 7$1,932 AUD
Retailer 15$2,092 AUD
Retailer 14$2,160 AUD
Retailer 4$2,187 AUD
Retailer 10$2,207 AUD
Retailer 17$2,408 AUD
Retailer 22$3,482 AUD
Retailer 8$3,895 AUD
Retailer 16$4,052 AUD

41 data points across 23 retailers

26 retailers$439 AUD to $4,349 AUD

A
Cheapest Retailer
-
$439 AUD
$308 USD
A
Retailer 2
-
$491 AUD
$344 USD
View
Final sale: no returns
A
Retailer 3
-
$509 AUD
$357 USD
View
Retailer 4
-
$544 AUD
$381 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$544 AUD
$381 USD
View
A
Retailer 6
-
$763 AUD
$535 USD
View
A
Retailer 7
-
$767 AUD
HK$4,200 HKD
View
A
Retailer 8
-
$788 AUD
$552 USD
View
A
Retailer 9
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$926 AUD
$649 USD
View
A
Retailer 10
-
$1,036 AUD
ZAR 11,731 ZAR
View
A
Retailer 11
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$1,069 AUD
£590 GBP
View
A
Retailer 12
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$1,395 AUD
View
A
Retailer 13
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$1,438 AUD
$1,008 USD
View
B+
Retailer 14
-
$1,672 AUD
$1,172 USD
View
B+
Retailer 15
-
$1,932 AUD
$1,354 USD
View
B+
Retailer 16
-
$2,038 AUD
$1,428 USD
View
Retailer 17
-
$2,092 AUD
$1,466 USD
View
Price last confirmed 7 days ago
B+
Retailer 18
-
$2,160 AUD
$1,513 USD
View
B+
Retailer 19
-
$2,187 AUD
$1,533 USD
View
B+
Retailer 20
-
$2,207 AUD
SGD 2,090 SGD
View
B+
Retailer 21
-
$2,408 AUD
£1,329 GBP
View
Retailer 22
-
$3,377 AUD
$2,367 USD
View
Price last confirmed 54 days ago
B
Retailer 23
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$3,482 AUD
$2,440 USD
View
B
Retailer 24
-
$3,895 AUD
$2,730 USD
View
B
Retailer 25
-
$4,052 AUD
$2,840 USD
View
Most Expensive
B
Queensmith
LG628418611 · Oct 27
$4,349 AUD
£2,400 GBP
View
25 more retailers have this diamond
Prices start from $439 AUDSave up to $3,910 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
1.73ct Oval
$439 AUD