CaratHunter
Plans
Round|Lab Grown|IGI

1.04ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG781618016

Shape and cutting style on the report: Round brilliant

Certificate IGI LG781618016

Diamond specifications and retailer prices

From $379 AUD
$266 USD
As of October 31, 2026
Save $2,478 AUD (87%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,857 AUD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.04ct lab-grown round diamond

This 1.04ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG781618016 or 781618016. Listed at 23 retailers as of October 27, 2026, with prices from $379 to $2,857, a $2,478 spread on the same certified stone. Queensmith lists it at $2,857. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.04
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781618016
Dimensions6.51 × 6.54 × 4.01 mm
L/W Ratio1.00
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
6.51 mm6.54 mm1.04 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781618016
Side View
Table 55.0%Crown 34.3°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.5%

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: Oct 31
Current: $759 AUD|Low: $379 AUD|High: $3,004 AUD|Avg: $960 AUD|+6.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 5$379 AUD
Retailer 3$421 AUD
Retailer 2$567 AUD
Retailer 8$670 AUD
Retailer 10$723 AUD
Retailer 4$752 AUD
Retailer 1$759 AUD
Retailer 6$795 AUD
Retailer 11$1,026 AUD
Retailer 12$1,358 AUD
Retailer 7$1,680 AUD
Retailer 9$1,696 AUD

36 data points across 12 retailers

23 retailers$379 AUD to $2,857 AUD

Retailer 1
-
$339 AUD
$238 USD
Price last confirmed 31 days ago
A
Retailer 2
-
$379 AUD
$266 USD
View
Final sale: no returns
Retailer 3
-
$416 AUD
$292 USD
View
Price last confirmed 32 days ago
A
Retailer 4
-
$421 AUD
$296 USD
View
A
Retailer 5
-
$474 AUD
HK$2,600 HKD
View
A
Retailer 6
-
$567 AUD
$398 USD
View
A
Retailer 7
-
$670 AUD
£370 GBP
View
A
Retailer 8
-
$723 AUD
ZAR 8,205 ZAR
View
A
Retailer 9
-
$752 AUD
$528 USD
View
A
Retailer 10
-
$759 AUD
€508 EUR
View
B+
Retailer 11
-
$779 AUD
$547 USD
View
B+
Retailer 12
-
$795 AUD
£439 GBP
View
B+
Retailer 13
-
$1,026 AUD
View
B+
Retailer 14
-
$1,115 AUD
$783 USD
View
B+
Retailer 15
-
$1,131 AUD
SGD 1,074 SGD
View
Retailer 16
-
$1,352 AUD
$950 USD
View
Price last confirmed 31 days ago
B
Retailer 17
-
$1,358 AUD
$954 USD
View
B
Retailer 18
-
$1,427 AUD
$1,002 USD
View
B
Retailer 19
-
$1,463 AUD
$1,028 USD
View
B
Retailer 20
-
$1,680 AUD
$1,180 USD
View
B+
Retailer 21
-
$1,696 AUD
£938 GBP
View
B
Retailer 22
-
$1,874 AUD
$1,316 USD
View
Most Expensive
B
Queensmith
LG781618016 · Oct 27
$2,857 AUD
£1,580 GBP
View
22 more retailers have this diamond
Prices start from $379 AUDSave up to $2,478 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
1.04ct Round
$379 AUD