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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 $474 USD
As of October 29, 2026
Save $3,626 USD (88%) vs most expensive(unlock to see where)
30 retailers carry this diamond
Most expensive: $4,580 USD 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 765% 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
Color
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

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 29
Current: $4,100 USD|Low: $474 USD|High: $5,420 USD|Avg: $1,544 USD|-24.4%
Brilliant Earth
Retailer 2
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Retailer 11
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Retailer 26
October 29, 2026
Retailer 6$474 USD
Retailer 15$531 USD
Retailer 25$531 USD
Retailer 3$588 USD
Retailer 9$588 USD
Retailer 26$640 USD
Retailer 13$757 USD
Retailer 14$788 USD
Retailer 22$790 USD
Retailer 12$837 USD
Retailer 20$900 USD
Retailer 5$954 USD
Retailer 2$972 USD
Retailer 21$1,010 USD
Retailer 23$1,366 USD
Retailer 7$1,379 USD
Retailer 10$1,461 USD
Retailer 18$1,861 USD
Retailer 4$1,889 USD
Retailer 11$1,919 USD
Retailer 16$2,068 USD
Retailer 24$2,162 USD
Retailer 17$2,199 USD
Retailer 19$2,331 USD
Retailer 8$2,925 USD
Brilliant Earth$4,100 USD

28 data points across 26 retailers

30 retailers$474 USD to $4,100 USD

A
Cheapest Retailer
-
$474 USD
A
Retailer 2
-
$531 USD
View
Final sale: no returns
A
Retailer 3
-
$531 USD
View
A
Retailer 4
-
$588 USD
View
A
Retailer 5
-
$588 USD
View
Price last confirmed 10 days ago
A
Retailer 6
-
$588 USD
View
Price last confirmed 13 days ago
A
Retailer 7
-
$640 USD
HK$5,000 HKD
View
A
Retailer 8
-
$757 USD
£596 GBP
View
A
Retailer 9
-
$788 USD
View
A
Retailer 10
-
$790 USD
View
A
Retailer 11
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$837 USD
View
A
Retailer 12
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$900 USD
€857 EUR
View
A
Retailer 13
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$954 USD
A$1,468 AUD
View
A
Retailer 14
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$972 USD
£766 GBP
View
A
Retailer 15
-
$1,010 USD
ZAR 16,318 ZAR
View
B+
Retailer 16
-
$1,366 USD
View
B+
Retailer 17
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$1,379 USD
A$2,121 AUD
View
Price last confirmed 9 days ago
B+
Retailer 18
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$1,461 USD
View
B+
Retailer 19
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$1,538 USD
View
Price last confirmed 37 days ago
B+
Retailer 20
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$1,861 USD
SGD 2,515 SGD
View
B+
Retailer 21
-
$1,889 USD
View
B+
Retailer 22
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$1,919 USD
View
B+
Retailer 23
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$2,044 USD
View
B+
Retailer 24
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$2,068 USD
View
B+
Retailer 25
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$2,162 USD
£1,702 GBP
View
B+
Retailer 26
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$2,199 USD
View
B+
Retailer 27
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$2,331 USD
A$3,586 AUD
View
Price last confirmed 21 days ago
B+
Retailer 28
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$2,925 USD
View
B
Retailer 29
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$4,100 USD
View
Most Expensive
B
Brilliant Earth
9722329A · Oct 14
$4,580 USD
View
Price last confirmed 15 days ago
29 more retailers have this diamond
Prices start from $474 USDSave up to $3,626 USD

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
$474 USD