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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 €14,772 EUR
$16,503 USD
As of November 1, 2026
Save €30,842 EUR (68%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €45,614 EUR at Taylor and Hart · As of October 31, 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 31, 2026, with prices from €14,772 to €45,614, a €30,842 spread on the same certified stone. Taylor and Hart lists it at €45,614. 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
Color
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: Nov 1
Current: €29,034 EUR|Low: €12,213 EUR|High: €119,036 EUR|Avg: €33,613 EUR|+4.7%
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
November 1, 2026
Retailer 8€13,037 EUR
Retailer 10€14,772 EUR
Retailer 13€15,126 EUR
Retailer 2€15,278 EUR
Retailer 5€16,269 EUR
Retailer 3€17,135 EUR
Retailer 11€17,726 EUR
Retailer 7€25,546 EUR
Retailer 1€29,034 EUR
Retailer 6€30,393 EUR
Retailer 9€44,007 EUR
Taylor and Hart€45,614 EUR
Retailer 12€66,174 EUR
Retailer 4€119,036 EUR

28 data points across 14 retailers

16 retailers€14,772 EUR to €45,614 EUR

Retailer 1
-
€13,037 EUR
$14,565 USD
Price last confirmed 14 days ago
A
Retailer 2
-
€14,772 EUR
$16,503 USD
View
A
Retailer 3
-
€15,126 EUR
$16,899 USD
View
A
Retailer 4
-
€15,278 EUR
$17,069 USD
View
B+
Retailer 5
-
€16,269 EUR
$18,176 USD
View
B+
Retailer 6
-
€17,135 EUR
$19,143 USD
View
Retailer 7
-
€17,135 EUR
$19,143 USD
View
Price last confirmed 16 days ago
B+
Retailer 8
-
€17,726 EUR
$19,804 USD
View
B+
Retailer 9
-
€21,073 EUR
$23,543 USD
View
B+
Retailer 10
-
€25,546 EUR
$28,540 USD
View
B+
Retailer 11
-
€29,034 EUR
£25,541 GBP
View
B
Retailer 12
-
€30,393 EUR
View
B
Retailer 13
-
€44,007 EUR
$49,165 USD
View
Most Expensive
B
Taylor and Hart
2OHVJ2C · Oct 31
€45,614 EUR
$50,960 USD
View
13 more retailers have this diamond
Prices start from €14,772 EURSave up to €30,842 EUR

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
€14,772 EUR