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Round|Lab Grown|GIA

5.51ct D IF Round Lab Grown Diamond

EX • D/IF • GIA 5516600977

Certificate GIA 5516600977

Diamond specifications and retailer prices

From €15,376 EUR
$17,178 USD
As of November 1, 2026
Save €32,721 EUR (68%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €48,097 EUR at Frank Darling · As of October 31, 2026
View at Frank Darling

About this 5.51ct lab-grown round diamond

This 5.51ct lab-grown round sits in the over five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 5516600977. Listed at 15 retailers as of October 31, 2026, with prices from €15,376 to €48,097, a €32,721 spread on the same certified stone. Frank Darling lists it at €48,097. 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
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.8°
OriginLab Grown
Grading LabGIA
CertificateGIA 5516600977
Dimensions11.38 × 11.34 × 6.95 mm
L/W Ratio1.00
Top View
11.38 mm11.34 mm5.51 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5516600977
Side View
Table 57.0%Crown 34°Girdle: ThickPavilion 40.8°Culet: NoneDepth 61.2%

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: €48,097 EUR|Low: €12,254 EUR|High: €71,724 EUR|Avg: €28,189 EUR|+6.9%
Frank Darling
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
November 1, 2026
Retailer 7€13,377 EUR
Retailer 5€15,376 EUR
Retailer 15€15,737 EUR
Retailer 13€15,746 EUR
Retailer 8€17,640 EUR
Retailer 14€17,828 EUR
Retailer 11€18,451 EUR
Retailer 4€20,123 EUR
Retailer 6€29,708 EUR
Retailer 2€30,222 EUR
Retailer 9€31,426 EUR
Retailer 10€36,560 EUR
Retailer 3€36,641 EUR
Frank Darling€48,097 EUR
Retailer 12€68,886 EUR

31 data points across 15 retailers

15 retailers€15,376 EUR to €48,097 EUR

Retailer 1
-
€13,377 EUR
$14,945 USD
Price last confirmed 14 days ago
A
Retailer 2
-
€15,376 EUR
$17,178 USD
View
A
Retailer 3
-
€15,737 EUR
$17,581 USD
View
A
Retailer 4
-
€15,746 EUR
$17,591 USD
View
B+
Retailer 5
-
€17,640 EUR
$19,708 USD
View
B+
Retailer 6
-
€17,828 EUR
$19,917 USD
View
B+
Retailer 7
-
€18,451 EUR
$20,614 USD
View
B+
Retailer 8
-
€20,123 EUR
$22,481 USD
View
Final sale: no returns
B+
Retailer 9
-
€29,708 EUR
$33,190 USD
View
B+
Retailer 10
-
€30,222 EUR
£26,586 GBP
View
B+
Retailer 11
-
€31,426 EUR
$35,110 USD
View
B+
Retailer 12
-
€36,560 EUR
View
B
Retailer 13
-
€36,641 EUR
$40,936 USD
View
Most Expensive
B
Frank Darling
SP-00977GR · Oct 31
€48,097 EUR
$53,734 USD
View
13 more retailers have this diamond
Prices start from €15,376 EURSave up to €32,721 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
€15,376 EUR