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Round|Lab Grown|GIA

5.51ct E IF Round Lab Grown Diamond

EX • E/IF • GIA 3515142642

Certificate GIA 3515142642

Diamond specifications and retailer prices

From $21,097 SGD
$16,503 USD
As of October 29, 2026
Save $44,050 SGD (68%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $65,147 SGD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

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 GIA 3515142642. Listed at 16 retailers as of October 29, 2026, with prices from $21,097 to $65,147, a $44,050 spread on the same certified stone. Taylor and Hart lists it at $65,147. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.8°
OriginLab Grown
Grading LabGIA
CertificateGIA 3515142642
Dimensions11.37 × 11.35 × 6.96 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
11.37 mm11.35 mm5.51 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3515142642
Side View
Table 58.0%Crown 35°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.3%

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: $43,408 SGD|Low: $17,444 SGD|High: $170,012 SGD|Avg: $48,247 SGD|-5.5%
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
Taylor and Hart
October 31, 2026
Retailer 8$18,620 SGD
Retailer 10$21,097 SGD
Retailer 13$21,604 SGD
Retailer 2$21,821 SGD
Retailer 5$23,236 SGD
Retailer 3$24,472 SGD
Retailer 11$25,317 SGD
Retailer 7$36,486 SGD
Retailer 6$41,690 SGD
Retailer 1$43,408 SGD
Retailer 9$62,852 SGD
Taylor and Hart$65,147 SGD
Retailer 12$94,512 SGD
Retailer 4$170,012 SGD

28 data points across 14 retailers

16 retailers$21,097 SGD to $65,147 SGD

Retailer 1
-
$18,620 SGD
$14,565 USD
Price last confirmed 13 days ago
A
Retailer 2
-
$21,097 SGD
$16,503 USD
View
A
Retailer 3
-
$21,604 SGD
$16,899 USD
View
A
Retailer 4
-
$21,821 SGD
$17,069 USD
View
B+
Retailer 5
-
$23,236 SGD
$18,176 USD
View
B+
Retailer 6
-
$24,472 SGD
$19,143 USD
View
Retailer 7
-
$24,472 SGD
$19,143 USD
View
Price last confirmed 15 days ago
B+
Retailer 8
-
$25,317 SGD
$19,804 USD
View
B+
Retailer 9
-
$30,097 SGD
$23,543 USD
View
B+
Retailer 10
-
$36,486 SGD
$28,540 USD
View
B+
Retailer 11
-
$41,690 SGD
£25,678 GBP
View
B
Retailer 12
-
$43,408 SGD
€32,338 EUR
View
B
Retailer 13
-
$62,852 SGD
$49,165 USD
View
Most Expensive
B
Taylor and Hart
2OHVJ2C · Oct 30
$65,147 SGD
$50,960 USD
View
13 more retailers have this diamond
Prices start from $21,097 SGDSave up to $44,050 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
$21,097 SGD