Round|Lab Grown|GIA

5.12ct D IF Round Lab Grown Diamond

EX • D/IF • GIA 2534368769

Certificate GIA 2534368769

Diamond specifications and retailer prices

From $17,506 USD
As of November 2, 2026
Save $32,586 USD (65%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $50,092 USD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 5.12ct lab-grown round diamond

This 5.12ct 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 2534368769. Listed at 13 retailers as of October 31, 2026, with prices from $17,506 to $50,092, a $32,586 spread on the same certified stone. Taylor and Hart lists it at $50,092. 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

5.12
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabGIA
CertificateGIA 2534368769
Dimensions11.00 × 10.98 × 6.84 mm
L/W Ratio1.00
Top View
11.00 mm10.98 mm5.12 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2534368769
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.3%

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: Nov 2
Current: $31,712 USD|Low: $15,230 USD|High: $53,080 USD|Avg: $25,896 USD|-0.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
November 1, 2026
Retailer 6$15,230 USD
Retailer 10$17,506 USD
Retailer 7$17,809 USD
Retailer 11$18,236 USD
Retailer 8$19,360 USD
Retailer 4$20,428 USD
Retailer 2$20,658 USD
Retailer 3$20,658 USD
Retailer 12$20,926 USD
Retailer 1$31,712 USD
Retailer 5$33,308 USD
Taylor and Hart$50,092 USD
Retailer 9$53,080 USD

24 data points across 13 retailers

13 retailers$17,506 USD to $50,092 USD

Retailer 1
-
$15,230 USD
Price last confirmed 16 days ago
B+
Retailer 2
-
$17,506 USD
View
B+
Retailer 3
-
$17,809 USD
View
B+
Retailer 4
-
$18,236 USD
View
B+
Retailer 5
-
$19,360 USD
View
B+
Retailer 6
-
$20,428 USD
View
B+
Retailer 7
-
$20,658 USD
View
Retailer 8
-
$20,658 USD
View
Price last confirmed 17 days ago
B+
Retailer 9
-
$20,926 USD
View
B+
Retailer 10
-
$31,712 USD
£24,970 GBP
View
B+
Retailer 11
-
$33,308 USD
€31,722 EUR
View
Most Expensive
B
Taylor and Hart
3ZSKWIX · Oct 31
$50,092 USD
View
11 more retailers have this diamond
Prices start from $17,506 USDSave up to $32,586 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+
5.12ct Round
$17,506 USD