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Oval|Lab Grown|IGI

1.54ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG800685666

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG800685666

Diamond specifications and retailer prices

From $446 SGD
$349 USD
As of October 29, 2026
Save $3,683 SGD (89%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $5,094 SGD at Rare Carat · As of October 5, 2026
View at Rare Carat

About this 1.54ct lab-grown oval diamond

This 1.54ct lab-grown oval 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 LG800685666 or 800685666. Listed at 16 retailers as of October 29, 2026, with a 826% 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

1.54
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800685666
Dimensions9.54 × 6.41 × 3.95 mm
L/W Ratio1.49
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
9.54 mm6.41 mm1.54 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800685666
Side View
Table 62.0%Crown 33.8°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
A+
Exceptional
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: $5,094 SGD|Low: $446 SGD|High: $7,747 SGD|Avg: $2,249 SGD|+5.1%
Rare Carat
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
October 31, 2026
Retailer 15$446 SGD
Retailer 4$539 SGD
Retailer 8$683 SGD
Retailer 12$766 SGD
Retailer 5$850 SGD
Retailer 14$888 SGD
Retailer 17$1,067 SGD
Retailer 11$1,084 SGD
Retailer 6$1,295 SGD
Retailer 2$1,622 SGD
Retailer 3$2,047 SGD
Retailer 18$2,491 SGD
Retailer 10$2,667 SGD
Retailer 9$2,892 SGD
Retailer 7$3,499 SGD
Retailer 16$4,129 SGD
Retailer 13$4,615 SGD
Rare Carat$5,094 SGD

28 data points across 18 retailers

16 retailers$446 SGD to $4,129 SGD

A+
Cheapest Retailer
-
$446 SGD
$349 USD
A
Retailer 2
-
$539 SGD
$422 USD
View
A
Retailer 3
-
$683 SGD
$534 USD
View
Final sale: no returns
A
Retailer 4
-
$766 SGD
$599 USD
View
A
Retailer 5
-
$850 SGD
$665 USD
View
A
Retailer 6
-
$888 SGD
$695 USD
View
A
Retailer 7
-
$1,067 SGD
€795 EUR
View
A
Retailer 8
-
$1,084 SGD
$848 USD
View
B+
Retailer 9
-
$1,295 SGD
A$1,558 AUD
View
B+
Retailer 10
-
$1,622 SGD
$1,269 USD
View
B+
Retailer 11
-
$2,047 SGD
$1,601 USD
View
B+
Retailer 12
-
$2,491 SGD
£1,534 GBP
View
B
Retailer 13
-
$3,499 SGD
$2,737 USD
View
B
Retailer 14
-
$4,129 SGD
$3,230 USD
View
Retailer 15
-
$4,615 SGD
$3,610 USD
View
Price under review
Most Expensive
Rare Carat
P86K-34 · Oct 5
$5,094 SGD
$3,985 USD
View
Price last confirmed 26 days ago
15 more retailers have this diamond
Prices start from $446 SGDSave up to $3,683 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+
1.54ct Oval
$446 SGD