Heart|Lab Grown|GIA

1.23ct D IF Heart Lab Grown Diamond

ID • D/IF • GIA 2534268194

Certificate GIA 2534268194

Diamond specifications and retailer prices

From $656 USD
As of October 28, 2026
Save $1,705 USD (72%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $2,361 USD at NZ Jewellers · As of October 29, 2026
View at NZ Jewellers

About this 1.23ct lab-grown heart diamond

This 1.23ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2534268194. Listed at 5 retailers as of October 28, 2026, with prices from $656 to $2,361, a $1,705 spread on the same certified stone. NZ Jewellers lists it at $2,361. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
D
Color
IF
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 2534268194
Dimensions7.28 × 6.62 × 4.27 mm
L/W Ratio1.10
Girdle conditionFaceted
Cert comments
This is a man-made diamond.
Key to symbols
Minor Details of Polish
Top View
7.28 mm6.62 mm1.23 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2534268194
Side View
Table 60.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 58.7%

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 28
Current: $2,361 USD|Low: $634 USD|High: $3,369 USD|Avg: $1,776 USD|-0.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 20, 2026
Retailer 5$656 USD
Retailer 7$715 USD
Retailer 2$734 USD
Retailer 3$761 USD
Retailer 4$1,530 USD
Retailer 9$2,248 USD
NZ Jewellers$2,361 USD
Retailer 8$2,910 USD
Retailer 6$3,340 USD

18 data points across 9 retailers

5 retailers$656 USD to $2,361 USD

A
Cheapest Retailer
-
$656 USD
Retailer 2
-
$715 USD
View
Price last confirmed 18 days ago
Retailer 3
-
$761 USD
View
Price last confirmed 13 days ago
Retailer 4
-
$1,530 USD
ZAR 24,718 ZAR
View
Price last confirmed 13 days ago
Most Expensive
B
NZ Jewellers
3b164a4b-dbf9-4867-b974-b0fd38ff25b5 · Oct 20
$2,361 USD
View
4 more retailers have this diamond
Prices start from $656 USDSave up to $1,705 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.

A
1.23ct Heart
$656 USD