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Oval|Lab Grown|IGI

1.56ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG744515355

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG744515355

Diamond specifications and retailer prices

From $441 AUD
$310 USD
As of October 30, 2026
Save $3,374 AUD (88%) vs most expensive(unlock to see where)
31 retailers carry this diamond
Most expensive: $3,815 AUD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.56ct lab-grown oval diamond

This 1.56ct lab-grown oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG744515355 or 744515355. Listed at 31 retailers as of October 30, 2026, with prices from $441 to $3,815, a $3,374 spread on the same certified stone. Brilliant Earth lists it at $3,815. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG744515355
Dimensions9.38 × 6.60 × 4.13 mm
L/W Ratio1.42
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
9.38 mm6.60 mm1.56 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG744515355
Side View
Table 58.0%Crown 34.5°Girdle: STK-THKPavilion 41.1°Culet: NoneDepth 62.6%

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: Oct 30
Current: $3,815 AUD|Low: $417 AUD|High: $4,812 AUD|Avg: $1,623 AUD|-20.7%
Brilliant Earth
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
October 31, 2026
Retailer 20$441 AUD
Retailer 22$676 AUD
Retailer 11$692 AUD
Retailer 3$723 AUD
Retailer 19$837 AUD
Retailer 8$839 AUD
Retailer 18$876 AUD
Retailer 13$901 AUD
Retailer 9$1,025 AUD
Retailer 10$1,143 AUD
Retailer 4$1,180 AUD
Retailer 17$1,185 AUD
Retailer 21$1,418 AUD
Retailer 6$1,817 AUD
Retailer 12$1,874 AUD
Retailer 5$1,975 AUD
Retailer 14$2,011 AUD
Retailer 16$2,054 AUD
Retailer 2$2,738 AUD
Retailer 7$3,303 AUD
Retailer 15$3,445 AUD
Brilliant Earth$3,815 AUD

39 data points across 22 retailers

31 retailers$441 AUD to $3,815 AUD

Retailer 1
-
$396 AUD
$278 USD
Price last confirmed 33 days ago
Retailer 2
-
$431 AUD
$303 USD
View
Price last confirmed 18 days ago
A
Retailer 3
-
$441 AUD
$310 USD
View
Final sale: no returns
Retailer 4
-
$460 AUD
$323 USD
View
Price last confirmed 36 days ago
A
Retailer 5
-
$461 AUD
$324 USD
View
Retailer 6
-
$461 AUD
$324 USD
View
Price last confirmed 21 days ago
Retailer 7
-
$461 AUD
$324 USD
View
Price last confirmed 29 days ago
Retailer 8
-
$484 AUD
$340 USD
View
Price last confirmed 32 days ago
A
Retailer 9
-
$676 AUD
$475 USD
View
A
Retailer 10
-
$692 AUD
HK$3,800 HKD
View
A
Retailer 11
-
$723 AUD
$508 USD
View
A
Retailer 12
-
$837 AUD
€560 EUR
View
A
Retailer 13
-
$839 AUD
$589 USD
View
A
Retailer 14
-
$876 AUD
ZAR 9,936 ZAR
View
A
Retailer 15
-
$901 AUD
£498 GBP
View
A
Retailer 16
-
$1,025 AUD
View
A
Retailer 17
-
$1,143 AUD
$803 USD
View
A
Retailer 18
-
$1,180 AUD
$829 USD
View
A
Retailer 19
-
$1,185 AUD
View
B+
Retailer 20
-
$1,418 AUD
$996 USD
View
Retailer 21
-
$1,639 AUD
$1,151 USD
View
Price last confirmed 21 days ago
Retailer 22
-
$1,742 AUD
$1,224 USD
View
Price last confirmed 31 days ago
B+
Retailer 23
-
$1,817 AUD
$1,276 USD
View
B+
Retailer 24
-
$1,874 AUD
$1,316 USD
View
B+
Retailer 25
-
$1,975 AUD
$1,387 USD
View
B+
Retailer 26
-
$2,011 AUD
SGD 1,909 SGD
View
B+
Retailer 27
-
$2,054 AUD
£1,136 GBP
View
B
Retailer 28
-
$2,738 AUD
View
B
Retailer 29
-
$3,303 AUD
$2,320 USD
View
Retailer 30
-
$3,445 AUD
$2,420 USD
View
Price last confirmed 33 days ago
Most Expensive
B
Brilliant Earth
17457568Y · Oct 30
$3,815 AUD
$2,680 USD
View
30 more retailers have this diamond
Prices start from $441 AUDSave up to $3,374 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
1.56ct Oval
$441 AUD