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Round|Lab Grown|IGI

1.56ct D VVS2 Round Lab Grown Diamond

ID • D/VVS2 • IGI LG778690875

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778690875

Diamond specifications and retailer prices

From $373 AUD
$262 USD
As of October 28, 2026
Save $1,484 AUD (80%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $3,117 AUD at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

About this 1.56ct lab-grown round diamond

This 1.56ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG778690875 or 778690875. Listed at 23 retailers as of October 28, 2026, with a 398% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778690875
Dimensions7.37 × 7.41 × 4.59 mm
L/W Ratio1.01
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
7.37 mm7.41 mm1.56 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778690875
Side View
Table 57.0%Crown 35.6°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.1%

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 28
Current: $3,117 AUD|Low: $373 AUD|High: $3,217 AUD|Avg: $1,154 AUD|-3.1%
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
October 30, 2026
Retailer 8$373 AUD
Retailer 6$387 AUD
Retailer 18$478 AUD
Retailer 5$558 AUD
Retailer 4$626 AUD
Retailer 15$667 AUD
Retailer 16$712 AUD
Retailer 20$779 AUD
Retailer 2$779 AUD
Retailer 3$822 AUD
Retailer 10$883 AUD
Retailer 17$966 AUD
Retailer 19$1,087 AUD
Retailer 12$1,341 AUD
Retailer 11$1,406 AUD
Retailer 13$1,639 AUD
Retailer 14$1,669 AUD
Retailer 7$1,685 AUD
Retailer 9$1,857 AUD
Brilliant Earth$3,117 AUD

40 data points across 20 retailers

23 retailers$373 AUD to $1,857 AUD

A
Cheapest Retailer
-
$373 AUD
$262 USD
Final sale: no returns
A
Retailer 2
-
$386 AUD
$271 USD
View
A
Retailer 3
-
$387 AUD
$272 USD
View
A
Retailer 4
-
$478 AUD
$336 USD
View
A
Retailer 5
-
$478 AUD
$336 USD
View
B+
Retailer 6
-
$558 AUD
$392 USD
View
Retailer 7
-
$626 AUD
£346 GBP
View
Price last confirmed 13 days ago
A
Retailer 8
-
$667 AUD
€446 EUR
View
A
Retailer 9
-
$712 AUD
ZAR 8,079 ZAR
View
A
Retailer 10
-
$779 AUD
$547 USD
View
A
Retailer 11
-
$779 AUD
£431 GBP
View
A
Retailer 12
-
$822 AUD
View
B+
Retailer 13
-
$883 AUD
$620 USD
View
B+
Retailer 14
-
$966 AUD
View
B+
Retailer 15
-
$1,087 AUD
$764 USD
View
B+
Retailer 16
-
$1,341 AUD
SGD 1,273 SGD
View
B+
Retailer 17
-
$1,406 AUD
$988 USD
View
B
Retailer 18
-
$1,537 AUD
$1,080 USD
View
B+
Retailer 19
-
$1,639 AUD
View
B+
Retailer 20
-
$1,669 AUD
£923 GBP
View
B
Retailer 21
-
$1,685 AUD
$1,184 USD
View
B
Retailer 22
-
$1,857 AUD
$1,305 USD
View
Most Expensive
Brilliant Earth
18441812A · Oct 16
$3,117 AUD
$2,190 USD
View
Price last confirmed 13 days ago
22 more retailers have this diamond
Prices start from $373 AUDSave up to $1,484 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 Round
$373 AUD