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Heart|Lab Grown|IGI

1.88ct D FL Heart Lab Grown Diamond

ID • D/FL • IGI LG818667589

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG818667589

Diamond specifications and retailer prices

From $1,153 SGD
$902 USD
As of October 31, 2026
Save $5,615 SGD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $6,768 SGD at With Clarity · As of October 31, 2026
View at With Clarity

About this 1.88ct lab-grown heart diamond

This 1.88ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818667589 or 818667589. Listed at 18 retailers as of October 31, 2026, with prices from $1,153 to $6,768, a $5,615 spread on the same certified stone. With Clarity lists it at $6,768. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.88
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818667589
Dimensions7.67 × 8.51 × 4.92 mm
L/W Ratio1.11
Girdle conditionFaceted
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
7.67 mm8.51 mm1.88 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818667589
Side View
Table 61.0%Crown 37.3°Girdle: STK-THKPavilion 39.2°Culet: NoneDepth 57.8%

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 31
Current: $1,833 SGD|Low: $1,153 SGD|High: $7,709 SGD|Avg: $3,236 SGD|-18.0%
Retailer 1
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
With Clarity
November 1, 2026
Retailer 8$1,153 SGD
Retailer 12$1,438 SGD
Retailer 6$1,515 SGD
Retailer 1$1,833 SGD
Retailer 3$1,925 SGD
Retailer 14$2,136 SGD
Retailer 11$2,196 SGD
Retailer 7$2,243 SGD
Retailer 4$2,590 SGD
Retailer 9$3,927 SGD
Retailer 2$4,133 SGD
Retailer 13$4,484 SGD
Retailer 5$4,728 SGD
Retailer 10$5,702 SGD
With Clarity$6,768 SGD

35 data points across 15 retailers

18 retailers$1,153 SGD to $6,768 SGD

A
Cheapest Retailer
-
$1,153 SGD
$902 USD
Final sale: no returns
Retailer 2
-
$1,253 SGD
$980 USD
View
Price last confirmed 29 days ago
Retailer 3
-
$1,420 SGD
$1,111 USD
View
Price last confirmed 33 days ago
A
Retailer 4
-
$1,438 SGD
$1,125 USD
View
Retailer 5
-
$1,493 SGD
$1,168 USD
View
Price last confirmed 34 days ago
A
Retailer 6
-
$1,833 SGD
£1,129 GBP
View
B+
Retailer 7
-
$1,925 SGD
$1,506 USD
View
B+
Retailer 8
-
$2,136 SGD
$1,671 USD
View
B+
Retailer 9
-
$2,196 SGD
ZAR 27,747 ZAR
View
B+
Retailer 10
-
$2,243 SGD
€1,671 EUR
View
B+
Retailer 11
-
$2,590 SGD
$2,026 USD
View
Retailer 12
-
$2,838 SGD
$2,220 USD
View
Price last confirmed 31 days ago
B
Retailer 13
-
$3,927 SGD
$3,072 USD
View
B
Retailer 14
-
$4,133 SGD
$3,233 USD
View
B+
Retailer 15
-
$4,484 SGD
£2,762 GBP
View
B
Retailer 16
-
$4,728 SGD
View
B
Retailer 17
-
$5,702 SGD
$4,460 USD
View
Most Expensive
B
With Clarity
818667589 · Oct 31
$6,768 SGD
$5,294 USD
View
17 more retailers have this diamond
Prices start from $1,153 SGDSave up to $5,615 SGD

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
1.88ct Heart
$1,153 SGD