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Oval|Lab Grown|IGI

1.54ct D FL Oval Lab Grown Diamond

EX • D/FL • IGI LG770634094

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG770634094

Diamond specifications and retailer prices

From $585 NZD
$329 USD
As of November 1, 2026
Save $7,227 NZD (93%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $9,633 NZD at Brilliant Earth · As of November 1, 2026
View at Brilliant Earth

About this 1.54ct lab-grown oval diamond

This 1.54ct lab-grown oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG770634094 or 770634094. Listed at 25 retailers as of November 1, 2026, with a 1236% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770634094
Dimensions9.35 × 6.53 × 4.10 mm
L/W Ratio1.43
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.35 mm6.53 mm1.54 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770634094
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $9,633 NZD|Low: $585 NZD|High: $9,651 NZD|Avg: $2,783 NZD|-0.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
Retailer 24
November 2, 2026
Retailer 24$585 NZD
Retailer 10$652 NZD
Retailer 22$677 NZD
Retailer 11$725 NZD
Retailer 15$725 NZD
Retailer 5$965 NZD
Retailer 20$995 NZD
Retailer 21$1,232 NZD
Retailer 9$1,315 NZD
Retailer 2$1,379 NZD
Retailer 13$1,430 NZD
Retailer 3$1,464 NZD
Retailer 23$2,124 NZD
Retailer 4$2,570 NZD
Retailer 17$2,577 NZD
Retailer 14$2,667 NZD
Retailer 7$2,841 NZD
Retailer 8$2,849 NZD
Retailer 12$3,115 NZD
Retailer 19$3,124 NZD
Retailer 6$5,190 NZD
Retailer 18$7,056 NZD
Retailer 16$7,811 NZD
Brilliant Earth$9,633 NZD

38 data points across 24 retailers

25 retailers$585 NZD to $7,811 NZD

A
Cheapest Retailer
-
$585 NZD
$329 USD
A
Retailer 2
-
$652 NZD
$367 USD
View
Final sale: no returns
A
Retailer 3
-
$677 NZD
$381 USD
View
A
Retailer 4
-
$725 NZD
$408 USD
View
Retailer 5
-
$725 NZD
$408 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$965 NZD
$543 USD
View
A
Retailer 7
-
$995 NZD
$560 USD
View
Retailer 8
-
$1,232 NZD
€660 EUR
View
Price last confirmed 8 days ago
A
Retailer 9
-
$1,315 NZD
$740 USD
View
A
Retailer 10
-
$1,379 NZD
ZAR 12,532 ZAR
View
A
Retailer 11
-
$1,430 NZD
£633 GBP
View
A
Retailer 12
-
$1,464 NZD
$824 USD
View
B+
Retailer 13
-
$2,124 NZD
$1,195 USD
View
B+
Retailer 14
-
$2,381 NZD
$1,340 USD
View
B+
Retailer 15
-
$2,570 NZD
$1,446 USD
View
B+
Retailer 16
-
$2,577 NZD
$1,450 USD
View
B+
Retailer 17
-
$2,667 NZD
$1,501 USD
View
B+
Retailer 18
-
$2,841 NZD
$1,599 USD
View
B+
Retailer 19
-
$2,849 NZD
$1,603 USD
View
B
Retailer 20
-
$3,115 NZD
£1,380 GBP
View
B+
Retailer 21
-
$3,124 NZD
£1,384 GBP
View
B
Retailer 22
-
$5,190 NZD
$2,920 USD
View
B
Retailer 23
-
$7,056 NZD
$3,970 USD
View
B
Retailer 24
-
$7,811 NZD
$4,395 USD
View
Most Expensive
Brilliant Earth
18741801A · Nov 1
$9,633 NZD
$5,420 USD
View
Price under review
24 more retailers have this diamond
Prices start from $585 NZDSave up to $7,227 NZD

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
1.54ct Oval
$585 NZD