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Oval|Lab Grown|IGI

1.54ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG815697548

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG815697548

Diamond specifications and retailer prices

From $510 NZD
$287 USD
As of November 1, 2026
Save $4,662 NZD (90%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $6,925 NZD at Rare Carat · As of July 20, 2026
View at Rare Carat

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 LG815697548 or 815697548. Listed at 13 retailers as of October 31, 2026, with a 914% 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815697548
Dimensions9.27 × 6.55 × 4.03 mm
L/W Ratio1.42
Girdle conditionFaceted
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
9.27 mm6.55 mm1.54 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815697548
Side View
Table 59.0%Crown 33.5°Girdle: MED-THKPavilion 40.4°Culet: NoneDepth 61.5%

Caratlytics Score

How it works →
A+
Exceptional
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: $2,794 NZD|Low: $504 NZD|High: $9,935 NZD|Avg: $2,232 NZD|-7.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 1, 2026
Retailer 10$504 NZD
Retailer 13$510 NZD
Retailer 9$578 NZD
Retailer 3$590 NZD
Retailer 16$1,038 NZD
Retailer 2$1,084 NZD
Retailer 15$1,097 NZD
Retailer 5$1,440 NZD
Retailer 6$1,491 NZD
Retailer 8$1,925 NZD
Retailer 11$1,941 NZD
Retailer 14$2,135 NZD
Retailer 18$2,241 NZD
Retailer 1$2,794 NZD
Retailer 7$2,954 NZD
Retailer 17$4,514 NZD
Retailer 4$4,864 NZD
Retailer 12$5,172 NZD

21 data points across 18 retailers

13 retailers$510 NZD to $5,172 NZD

A+
Cheapest Retailer
-
$510 NZD
$287 USD
A
Retailer 2
-
$590 NZD
$332 USD
View
A
Retailer 3
-
$1,038 NZD
$584 USD
View
A
Retailer 4
-
$1,084 NZD
$610 USD
View
A
Retailer 5
-
$1,097 NZD
$617 USD
View
B+
Retailer 6
-
$1,941 NZD
$1,092 USD
View
B+
Retailer 7
-
$2,135 NZD
$1,201 USD
View
B+
Retailer 8
-
$2,241 NZD
$1,261 USD
View
B+
Retailer 9
-
$2,794 NZD
£1,238 GBP
View
B
Retailer 10
-
$4,514 NZD
$2,540 USD
View
B
Retailer 11
-
$4,864 NZD
$2,737 USD
View
B
Retailer 12
-
$5,172 NZD
$2,910 USD
View
Most Expensive
Rare Carat
PD-216948 · Jul 20
$6,925 NZD
$3,896 USD
View
Price last confirmed 105 days ago
12 more retailers have this diamond
Prices start from $510 NZDSave up to $4,662 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
$510 NZD