Round|Lab Grown|GIA

5.51ct G VS1 Round Lab Grown Diamond

EX • G/VS1 • GIA 2487077718

Certificate GIA 2487077718

Diamond specifications and retailer prices

From $2,254 USD
As of October 26, 2026
Save $4,630 USD (67%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $6,884 USD 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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 2487077718. Listed at 11 retailers as of October 26, 2026, with prices from $2,254 to $6,884, a $4,630 spread on the same certified stone. Taylor and Hart lists it at $6,884. 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
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 2487077718
Dimensions11.32 × 11.28 × 7.03 mm
L/W Ratio1.00
Top View
11.32 mm11.28 mm5.51 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2487077718
Side View
Table 56.0%CrownGirdlePavilionCulet: NoneDepth 62.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 26
Current: $5,611 USD|Low: $1,962 USD|High: $6,884 USD|Avg: $3,846 USD|-1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Taylor and Hart
October 27, 2026
Retailer 7$1,962 USD
Retailer 8$2,254 USD
Retailer 4$2,804 USD
Retailer 3$2,805 USD
Retailer 6$3,082 USD
Retailer 2$3,983 USD
Retailer 5$5,286 USD
Retailer 1$5,611 USD
Taylor and Hart$6,884 USD

13 data points across 9 retailers

11 retailers$2,254 USD to $6,884 USD

Retailer 1
-
$1,691 USD
Price last confirmed 33 days ago
Retailer 2
-
$1,935 USD
View
Price last confirmed 31 days ago
B+
Retailer 3
-
$2,254 USD
View
B
Retailer 4
-
$2,804 USD
View
B
Retailer 5
-
$2,805 USD
View
B
Retailer 6
-
$3,082 USD
View
Retailer 7
-
$3,677 USD
View
Price last confirmed 31 days ago
Retailer 8
-
$3,983 USD
A$6,127 AUD
View
Price last confirmed 9 days ago
B
Retailer 9
-
$5,286 USD
View
B
Retailer 10
-
$5,611 USD
£4,418 GBP
View
Most Expensive
B
Taylor and Hart
JUMCX0T · Oct 30
$6,884 USD
View
10 more retailers have this diamond
Prices start from $2,254 USDSave up to $4,630 USD

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.

B+
5.51ct Round
$2,254 USD