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Radiant|Lab Grown|IGI

1.55ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG754517897

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG754517897

Diamond specifications and retailer prices

From $506 SGD
$396 USD
As of October 30, 2026
Save $3,994 SGD (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,500 SGD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.55ct lab-grown radiant diamond

This 1.55ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754517897 or 754517897. Listed at 11 retailers as of October 30, 2026, with prices from $506 to $4,500, a $3,994 spread on the same certified stone. Do Amore Diamonds lists it at $4,500. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.5°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754517897
Dimensions7.78 × 5.67 × 3.92 mm
L/W Ratio1.37
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
7.78 mm5.67 mm1.55 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754517897
Side View
Table 65.0%Crown 47.5°Girdle: MED-STKPavilion 36.1°Culet: NoneDepth 69.1%

Caratlytics Score

How it works →
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 30
Current: $4,500 SGD|Low: $506 SGD|High: $5,817 SGD|Avg: $2,495 SGD|-22.6%
Do Amore Diamonds
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
November 1, 2026
Retailer 11$506 SGD
Retailer 15$568 SGD
Retailer 3$734 SGD
Retailer 13$996 SGD
Retailer 9$997 SGD
Retailer 12$1,675 SGD
Retailer 16$2,217 SGD
Retailer 14$2,230 SGD
Retailer 8$2,379 SGD
Retailer 2$2,547 SGD
Retailer 4$2,558 SGD
Retailer 5$2,579 SGD
Retailer 7$2,642 SGD
Retailer 10$3,733 SGD
Do Amore Diamonds$4,500 SGD
Retailer 6$4,598 SGD

31 data points across 16 retailers

11 retailers$506 SGD to $4,500 SGD

A
Cheapest Retailer
-
$506 SGD
$396 USD
A
Retailer 2
-
$568 SGD
$444 USD
View
A
Retailer 3
-
$734 SGD
$574 USD
View
Final sale: no returns
A
Retailer 4
-
$996 SGD
$779 USD
View
A
Retailer 5
-
$997 SGD
$780 USD
View
B+
Retailer 6
-
$1,675 SGD
$1,310 USD
View
B+
Retailer 7
-
$2,217 SGD
$1,734 USD
View
B+
Retailer 8
-
$2,230 SGD
$1,744 USD
View
B
Retailer 9
-
$2,547 SGD
£1,569 GBP
View
B
Retailer 10
-
$3,733 SGD
$2,920 USD
View
Most Expensive
B
Do Amore Diamonds
27-01A2C2539 · Oct 31
$4,500 SGD
$3,520 USD
View
10 more retailers have this diamond
Prices start from $506 SGDSave up to $3,994 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
1.55ct Radiant
$506 SGD