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Round|Lab Grown|IGI

1.51ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG808630209

Shape and cutting style on the report: Round brilliant

Certificate IGI LG808630209

Diamond specifications and retailer prices

From $481 AUD
$337 USD
As of November 1, 2026
Save $4,685 AUD (91%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $5,165 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round 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 LG808630209 or 808630209. Listed at 24 retailers as of October 31, 2026, with prices from $481 to $5,165, a $4,685 spread on the same certified stone. Brilliant Earth lists it at $5,165. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG808630209
Dimensions7.45 × 7.48 × 4.47 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.45 mm7.48 mm1.51 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG808630209
Side View
Table 60.0%Crown 33°Girdle: THN-MEDPavilion 41.2°Culet: NoneDepth 59.8%

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: Nov 1
Current: $5,165 AUD|Low: $481 AUD|High: $5,165 AUD|Avg: $1,599 AUD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 12
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Retailer 22
November 2, 2026
Retailer 21$481 AUD
Retailer 7$558 AUD
Retailer 3$596 AUD
Retailer 10$596 AUD
Retailer 11$676 AUD
Retailer 22$799 AUD
Retailer 20$813 AUD
Retailer 2$941 AUD
Retailer 4$962 AUD
Retailer 13$1,029 AUD
Retailer 16$1,067 AUD
Retailer 12$1,237 AUD
Retailer 18$1,386 AUD
Retailer 19$1,391 AUD
Retailer 5$1,919 AUD
Retailer 6$1,933 AUD
Retailer 9$1,981 AUD
Retailer 15$2,260 AUD
Retailer 17$2,392 AUD
Retailer 8$2,571 AUD
Retailer 14$2,797 AUD
Brilliant Earth$5,165 AUD

32 data points across 22 retailers

24 retailers$481 AUD to $5,165 AUD

A
Cheapest Retailer
-
$481 AUD
$337 USD
A
Retailer 2
-
$558 AUD
$391 USD
View
A
Retailer 3
-
$596 AUD
$418 USD
View
Retailer 4
-
$596 AUD
$418 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$676 AUD
HK$3,700 HKD
View
A
Retailer 6
-
$799 AUD
$560 USD
View
A
Retailer 7
-
$813 AUD
$570 USD
View
A
Retailer 8
-
$941 AUD
€628 EUR
View
A
Retailer 9
-
$962 AUD
$674 USD
View
A
Retailer 10
-
$1,029 AUD
ZAR 11,654 ZAR
View
A
Retailer 11
-
$1,052 AUD
€702 EUR
View
A
Retailer 12
-
$1,067 AUD
£589 GBP
View
B+
Retailer 13
-
$1,237 AUD
$867 USD
View
B+
Retailer 14
-
$1,386 AUD
$971 USD
View
B+
Retailer 15
-
$1,391 AUD
View
B+
Retailer 16
-
$1,919 AUD
$1,345 USD
View
B+
Retailer 17
-
$1,933 AUD
SGD 1,831 SGD
View
B
Retailer 18
-
$1,981 AUD
$1,388 USD
View
B
Retailer 19
-
$2,145 AUD
$1,503 USD
View
B
Retailer 20
-
$2,260 AUD
$1,584 USD
View
B+
Retailer 21
-
$2,392 AUD
£1,320 GBP
View
B
Retailer 22
-
$2,571 AUD
$1,802 USD
View
Retailer 23
-
$2,797 AUD
$1,960 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
20295849A · Oct 31
$5,165 AUD
$3,620 USD
View
23 more retailers have this diamond
Prices start from $481 AUDSave up to $4,685 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
1.51ct Round
$481 AUD