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Round|Lab Grown|IGI

1.87ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG627469911

Shape and cutting style on the report: Round brilliant

Certificate IGI LG627469911

Diamond specifications and retailer prices

From $675 AUD
$474 USD
As of October 29, 2026
Save $3,866 AUD (85%) vs most expensive(unlock to see where)
30 retailers carry this diamond
Most expensive: $6,520 AUD at Brilliant Earth · As of October 14, 2026
View at Brilliant Earth

About this 1.87ct lab-grown round diamond

This 1.87ct lab-grown round 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 LG627469911 or 627469911. Listed at 30 retailers as of October 29, 2026, with a 573% 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

1.87
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG627469911
Dimensions7.99 × 7.95 × 4.84 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
7.99 mm7.95 mm1.87 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG627469911
Side View
Table 60.0%Crown 33.3°Girdle: MediumPavilion 41.3°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: Oct 29
Current: $4,541 AUD|Low: $675 AUD|High: $7,716 AUD|Avg: $2,191 AUD|-41.1%
Brilliant Earth
Retailer 2
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Retailer 26
October 30, 2026
Retailer 7$675 AUD
Retailer 15$756 AUD
Retailer 26$756 AUD
Retailer 4$837 AUD
Retailer 9$837 AUD
Retailer 3$911 AUD
Retailer 2$1,074 AUD
Retailer 14$1,122 AUD
Retailer 23$1,125 AUD
Retailer 12$1,192 AUD
Retailer 21$1,281 AUD
Retailer 6$1,358 AUD
Retailer 20$1,384 AUD
Retailer 22$1,438 AUD
Retailer 24$1,945 AUD
Retailer 13$1,948 AUD
Retailer 10$2,080 AUD
Retailer 18$2,649 AUD
Retailer 5$2,689 AUD
Retailer 11$2,731 AUD
Retailer 16$2,944 AUD
Retailer 25$3,077 AUD
Retailer 17$3,130 AUD
Retailer 19$3,318 AUD
Retailer 8$4,164 AUD
Brilliant Earth$4,541 AUD

27 data points across 26 retailers

30 retailers$675 AUD to $4,541 AUD

A
Cheapest Retailer
-
$675 AUD
$474 USD
A
Retailer 2
-
$756 AUD
$531 USD
View
Final sale: no returns
A
Retailer 3
-
$756 AUD
$531 USD
View
A
Retailer 4
-
$837 AUD
$588 USD
View
Retailer 5
-
$837 AUD
$588 USD
View
Price last confirmed 11 days ago
Retailer 6
-
$837 AUD
$588 USD
View
Price last confirmed 14 days ago
A
Retailer 7
-
$911 AUD
HK$5,000 HKD
View
A
Retailer 8
-
$1,074 AUD
£594 GBP
View
A
Retailer 9
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$1,122 AUD
$788 USD
View
A
Retailer 10
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$1,125 AUD
$790 USD
View
A
Retailer 11
-
$1,192 AUD
$837 USD
View
A
Retailer 12
-
$1,281 AUD
€857 EUR
View
A
Retailer 13
-
$1,358 AUD
View
A
Retailer 14
-
$1,384 AUD
£766 GBP
View
A
Retailer 15
-
$1,438 AUD
ZAR 16,318 ZAR
View
B+
Retailer 16
-
$1,945 AUD
$1,366 USD
View
B+
Retailer 17
-
$1,948 AUD
View
B+
Retailer 18
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$2,080 AUD
$1,461 USD
View
Retailer 19
-
$2,189 AUD
$1,538 USD
View
Price last confirmed 38 days ago
B+
Retailer 20
-
$2,649 AUD
SGD 2,515 SGD
View
B+
Retailer 21
-
$2,689 AUD
$1,889 USD
View
B+
Retailer 22
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$2,731 AUD
$1,919 USD
View
B+
Retailer 23
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$2,910 AUD
$2,044 USD
View
B+
Retailer 24
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$2,944 AUD
$2,068 USD
View
B+
Retailer 25
-
$3,077 AUD
£1,702 GBP
View
B+
Retailer 26
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$3,130 AUD
$2,199 USD
View
Retailer 27
-
$3,318 AUD
View
Price last confirmed 21 days ago
B+
Retailer 28
-
$4,164 AUD
$2,925 USD
View
B
Retailer 29
-
$4,541 AUD
$3,190 USD
View
Most Expensive
Brilliant Earth
9722329A · Oct 14
$6,520 AUD
$4,580 USD
View
Price last confirmed 16 days ago
29 more retailers have this diamond
Prices start from $675 AUDSave up to $3,866 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
1.87ct Round
$675 AUD