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Round|Lab Grown|IGI

5.51ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG605326954

Shape and cutting style on the report: Round brilliant

Certificate IGI LG605326954

Diamond specifications and retailer prices

From $8,569 SGD
$6,703 USD
As of October 29, 2026
Save $44,894 SGD (84%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $53,463 SGD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 5.51ct lab-grown round diamond

This 5.51ct lab-grown round sits in the over five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG605326954 or 605326954. Listed at 23 retailers as of October 29, 2026, with prices from $8,569 to $53,463, a $44,894 spread on the same certified stone. Do Amore Diamonds lists it at $53,463. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

5.51
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG605326954
Dimensions11.33 × 11.38 × 6.87 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
11.33 mm11.38 mm5.51 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG605326954
Side View
Table 59.0%Crown 34.3°Girdle: MediumPavilion 40.6°Culet: NoneDepth 60.5%

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: $9,901 SGD|Low: $8,227 SGD|High: $85,424 SGD|Avg: $20,337 SGD|-15.2%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 31, 2026
Retailer 16$8,569 SGD
Retailer 7$8,912 SGD
Retailer 6$9,026 SGD
Retailer 9$9,597 SGD
Retailer 1$9,901 SGD
Retailer 2$9,940 SGD
Retailer 3$11,521 SGD
Retailer 15$11,618 SGD
Retailer 8$12,339 SGD
Retailer 11$13,449 SGD
Retailer 17$17,118 SGD
Retailer 13$21,657 SGD
Retailer 12$22,291 SGD
Retailer 14$22,904 SGD
Retailer 18$25,439 SGD
Retailer 4$31,703 SGD
Retailer 10$32,867 SGD
Retailer 5$85,424 SGD

44 data points across 18 retailers

23 retailers$8,569 SGD to $53,463 SGD

A
Cheapest Retailer
-
$8,569 SGD
$6,703 USD
A
Retailer 2
-
$8,912 SGD
$6,971 USD
View
A
Retailer 3
-
$9,026 SGD
$7,060 USD
View
A
Retailer 4
-
$9,597 SGD
$7,507 USD
View
Final sale: no returns
A
Retailer 5
-
$9,901 SGD
$7,745 USD
View
A
Retailer 6
-
$9,940 SGD
$7,775 USD
View
Retailer 7
-
$9,940 SGD
$7,775 USD
View
Price last confirmed 15 days ago
A
Retailer 8
-
$11,521 SGD
$9,012 USD
View
A
Retailer 9
-
$11,618 SGD
$9,088 USD
View
A
Retailer 10
-
$11,672 SGD
$9,130 USD
View
A
Retailer 11
-
$12,339 SGD
$9,652 USD
View
A
Retailer 12
-
$13,449 SGD
£8,283 GBP
View
A
Retailer 13
-
$17,118 SGD
$13,390 USD
View
B+
Retailer 14
-
$21,657 SGD
£13,339 GBP
View
B+
Retailer 15
-
$22,291 SGD
ZAR 281,690 ZAR
View
Retailer 16
-
$22,904 SGD
A$27,563 AUD
View
Price last confirmed 9 days ago
B+
Retailer 17
-
$25,439 SGD
$19,899 USD
View
B+
Retailer 18
-
$27,356 SGD
$21,399 USD
View
B+
Retailer 19
-
$31,703 SGD
$24,799 USD
View
B+
Retailer 20
-
$32,867 SGD
$25,710 USD
View
B
Retailer 21
-
$36,735 SGD
$28,736 USD
View
Most Expensive
B
Do Amore Diamonds
27-A763EDBE5 · Oct 31
$53,463 SGD
$41,820 USD
View
21 more retailers have this diamond
Prices start from $8,569 SGDSave up to $44,894 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
5.51ct Round
$8,569 SGD